merge callums latest changes

32 files changed, 661 insertions, 972 deletions

diff --git a/.hgtags b/.hgtags
index 492d89261c..0d06bfe598 100755
--- a/.hgtags
+++ b/.hgtags
@@ -516,3 +516,4 @@ e9d350764dfbf5a46229e627547ef5c1b1eeef00 4.0.2-release
 86dfba7ec4332c323025ebeacd8bf343ed0d8cfd 4.0.3-release
 0a5de9ec2cb868f367501024d8d6958c20869053 4.0.4-release
 450de775fff66a011be1a001acd117cc623c445d 4.0.5-release
+4070611edd95eb3a683d1cd97c4c07fe67793812 4.0.6-release
diff --git a/autobuild.xml b/autobuild.xml
index 34785f6f2a..b8ed3a4d12 100755
--- a/autobuild.xml
+++ b/autobuild.xml
@@ -1484,11 +1484,11 @@
             <key>archive</key>
             <map>
               <key>hash</key>
-              <string>705c0d33a4af1a1ee76098ba7f46d551</string>
+              <string>db992d58c46c80df7d4d31f8a4784b98</string>
               <key>hash_algorithm</key>
               <string>md5</string>
               <key>url</key>
-              <string>http://automated-builds-secondlife-com.s3.amazonaws.com/hg/repo/3p-llceflib_3p-llceflib/rev/315894/arch/Darwin/installer/llceflib-1.5.3.315894-darwin-315894.tar.bz2</string>
+              <string>http://automated-builds-secondlife-com.s3.amazonaws.com/hg/repo/3p-llceflib_3p-llceflib/rev/317959/arch/Darwin/installer/llceflib-1.5.3.317959-darwin-317959.tar.bz2</string>
             </map>
             <key>name</key>
             <string>darwin</string>
@@ -1498,18 +1498,18 @@
             <key>archive</key>
             <map>
               <key>hash</key>
-              <string>7de13dc8894dfab5c38317bd8a876392</string>
+              <string>bb3818628131a99cd789febfad9dc2c2</string>
               <key>hash_algorithm</key>
               <string>md5</string>
               <key>url</key>
-              <string>http://automated-builds-secondlife-com.s3.amazonaws.com/hg/repo/3p-llceflib_3p-llceflib/rev/315894/arch/CYGWIN/installer/llceflib-1.5.3.315894-windows-315894.tar.bz2</string>
+              <string>http://automated-builds-secondlife-com.s3.amazonaws.com/hg/repo/3p-llceflib_3p-llceflib/rev/317959/arch/CYGWIN/installer/llceflib-1.5.3.317959-windows-317959.tar.bz2</string>
             </map>
             <key>name</key>
             <string>windows</string>
           </map>
         </map>
         <key>version</key>
-        <string>1.5.3.315894</string>
+        <string>1.5.3.317959</string>
       </map>
       <key>llphysicsextensions_source</key>
       <map>
@@ -2164,16 +2164,16 @@
             <key>archive</key>
             <map>
               <key>hash</key>
-              <string>3bdbb86adc2119a0b7bb17a54372dcd2</string>
+              <string>04cff37070a5f65f3652b4ddcec7183f</string>
               <key>url</key>
-              <string>http://automated-builds-secondlife-com.s3.amazonaws.com/hg/repo/3p-vlc-bin/rev/315283/arch/CYGWIN/installer/vlc_bin-2.2.3.315283-windows-315283.tar.bz2</string>
+              <string>http://automated-builds-secondlife-com.s3.amazonaws.com/hg/repo/3p-vlc-bin/rev/317935/arch/CYGWIN/installer/vlc_bin-2.2.4.317935-windows-317935.tar.bz2</string>
             </map>
             <key>name</key>
             <string>windows</string>
           </map>
         </map>
         <key>version</key>
-        <string>2.2.3.315283</string>
+        <string>2.2.4.317935</string>
       </map>
       <key>xmlrpc-epi</key>
       <map>
diff --git a/indra/llrender/llglslshader.cpp b/indra/llrender/llglslshader.cpp
index 2554ccdbe4..58c1186a3e 100644
--- a/indra/llrender/llglslshader.cpp
+++ b/indra/llrender/llglslshader.cpp
@@ -1274,28 +1274,6 @@ void LLGLSLShader::uniformMatrix4fv(U32 index, U32 count, GLboolean transpose, c
     }
 }
 
-void LLGLSLShader::uniform1b(U32 index, GLboolean x)
-{
-	if (mProgramObject > 0)
-	{
-		if (mUniform.size() <= index)
-		{
-			UNIFORM_ERRS << "Uniform index out of bounds." << LL_ENDL;
-			return;
-		}
-
-		if (mUniform[index] >= 0)
-		{
-			std::map<GLint, LLVector4>::iterator iter = mValue.find(mUniform[index]);
-			if (iter == mValue.end() || iter->second.mV[0] != x)
-			{
-				glUniform1iARB(mUniform[index], x);
-				mValue[mUniform[index]] = LLVector4(x, 0.f, 0.f, 0.f);
-			}
-		}
-	}
-}
-
 GLint LLGLSLShader::getUniformLocation(const LLStaticHashedString& uniform)
 {
     GLint ret = -1;
diff --git a/indra/llrender/llglslshader.h b/indra/llrender/llglslshader.h
index 8663a5a5ff..0746e8760a 100644
--- a/indra/llrender/llglslshader.h
+++ b/indra/llrender/llglslshader.h
@@ -125,7 +125,6 @@ public:
 	void uniform3fv(const LLStaticHashedString& uniform, U32 count, const GLfloat* v);
 	void uniform4fv(const LLStaticHashedString& uniform, U32 count, const GLfloat* v);
 	void uniformMatrix4fv(const LLStaticHashedString& uniform, U32 count, GLboolean transpose, const GLfloat *v);
-	void uniform1b(U32 index, GLboolean b);
 
 	void setMinimumAlpha(F32 minimum);
 
diff --git a/indra/llrender/llrender.cpp b/indra/llrender/llrender.cpp
index b5ed67f66a..69420dd0bb 100644
--- a/indra/llrender/llrender.cpp
+++ b/indra/llrender/llrender.cpp
@@ -1466,14 +1466,6 @@ U32 LLRender::getMatrixMode()
 	return mMatrixMode;
 }
 
-void LLRender::setInverseTexCoordByY(bool v)
-{
-	LLGLSLShader* shader = LLGLSLShader::sCurBoundShaderPtr;
-	if (shader)
-	{
-		shader->uniform1b(LLShaderMgr::INVERSE_TEX_Y, v);
-	}
-}
 
 void LLRender::loadIdentity()
 {
diff --git a/indra/llrender/llrender.h b/indra/llrender/llrender.h
index 4c3547f8e4..a67fb8da52 100644
--- a/indra/llrender/llrender.h
+++ b/indra/llrender/llrender.h
@@ -355,7 +355,6 @@ public:
 	void multMatrix(const GLfloat* m);
 	void matrixMode(U32 mode);	
 	U32 getMatrixMode();
-	void setInverseTexCoordByY(bool v);
 
 	const glh::matrix4f& getModelviewMatrix();
 	const glh::matrix4f& getProjectionMatrix();
diff --git a/indra/llrender/llshadermgr.cpp b/indra/llrender/llshadermgr.cpp
index 7d857c6930..55f0791174 100644
--- a/indra/llrender/llshadermgr.cpp
+++ b/indra/llrender/llshadermgr.cpp
@@ -1190,7 +1190,6 @@ void LLShaderMgr::initAttribsAndUniforms()
 
 	mReservedUniforms.push_back("origin");
 	mReservedUniforms.push_back("display_gamma");
-	mReservedUniforms.push_back("invert_tex_y");
 	llassert(mReservedUniforms.size() == END_RESERVED_UNIFORMS);
 
 	std::set<std::string> dupe_check;
diff --git a/indra/llrender/llshadermgr.h b/indra/llrender/llshadermgr.h
index 50b7c8b9d9..394b38f832 100644
--- a/indra/llrender/llshadermgr.h
+++ b/indra/llrender/llshadermgr.h
@@ -215,8 +215,7 @@ public:
 		TERRAIN_ALPHARAMP,
 		
 		SHINY_ORIGIN,
-		DISPLAY_GAMMA,
-		INVERSE_TEX_Y,
+DISPLAY_GAMMA,
 		END_RESERVED_UNIFORMS
 	} eGLSLReservedUniforms;
 
diff --git a/indra/media_plugins/cef/media_plugin_cef.cpp b/indra/media_plugins/cef/media_plugin_cef.cpp
index be16ff7946..28a8a5886a 100644
--- a/indra/media_plugins/cef/media_plugin_cef.cpp
+++ b/indra/media_plugins/cef/media_plugin_cef.cpp
@@ -189,7 +189,7 @@ void MediaPluginCEF::onPageChangedCallback(unsigned char* pixels, int x, int y,
 				mPopupH = height;
 				mPopupW = width;
 				mPopupX = x;
-				mPopupY = y;
+				mPopupY = mHeight - y - height;
 			}
 		}
 		else
@@ -526,7 +526,7 @@ void MediaPluginCEF::receiveMessage(const char* message_string)
 				message.setValueU32("internalformat", GL_RGB);
 				message.setValueU32("format", GL_BGRA);
 				message.setValueU32("type", GL_UNSIGNED_BYTE);
-				message.setValueBoolean("coords_opengl", false);
+				message.setValueBoolean("coords_opengl", true);
 				sendMessage(message);
 			}
 			else if (message_name == "set_user_data_path")
diff --git a/indra/media_plugins/libvlc/media_plugin_libvlc.cpp b/indra/media_plugins/libvlc/media_plugin_libvlc.cpp
index 3852d10c44..c1e34b5c8f 100644
--- a/indra/media_plugins/libvlc/media_plugin_libvlc.cpp
+++ b/indra/media_plugins/libvlc/media_plugin_libvlc.cpp
@@ -1,30 +1,30 @@
 /**
- * @file media_plugin_libvlc.cpp
- * @brief LibVLC plugin for LLMedia API plugin system
- *
- * @cond
- * $LicenseInfo:firstyear=2008&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
- * $/LicenseInfo$
- * @endcond
- */
+* @file media_plugin_libvlc.cpp
+* @brief LibVLC plugin for LLMedia API plugin system
+*
+* @cond
+* $LicenseInfo:firstyear=2008&license=viewerlgpl$
+* Second Life Viewer Source Code
+* Copyright (C) 2010, Linden Research, Inc.
+*
+* This library is free software; you can redistribute it and/or
+* modify it under the terms of the GNU Lesser General Public
+* License as published by the Free Software Foundation;
+* version 2.1 of the License only.
+*
+* This library is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+* Lesser General Public License for more details.
+*
+* You should have received a copy of the GNU Lesser General Public
+* License along with this library; if not, write to the Free Software
+* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+*
+* Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+* $/LicenseInfo$
+* @endcond
+*/
 
 #include "linden_common.h"
 
@@ -40,57 +40,78 @@
 ////////////////////////////////////////////////////////////////////////////////
 //
 class MediaPluginLibVLC :
-        public MediaPluginBase
+	public MediaPluginBase
 {
-    public:
-        MediaPluginLibVLC( LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data );
-        ~MediaPluginLibVLC();
+public:
+	MediaPluginLibVLC(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data);
+	~MediaPluginLibVLC();
 
-        /*virtual*/ void receiveMessage( const char* message_string );
+	/*virtual*/ void receiveMessage(const char* message_string);
 
-    private:
-        bool init();
+private:
+	bool init();
 
-		void initVLC();
-		void playMedia();
-		void resetVLC();
+	void initVLC();
+	void playMedia();
+	void resetVLC();
+	void setVolume(const F64 volume);
+	void updateTitle(const char* title);
 
-		static void* lock(void* data, void** p_pixels);
-		static void unlock(void* data, void* id, void* const* raw_pixels);
-		static void display(void* data, void* id);
+	static void* lock(void* data, void** p_pixels);
+	static void unlock(void* data, void* id, void* const* raw_pixels);
+	static void display(void* data, void* id);
 
-		libvlc_instance_t* gLibVLC;
-		libvlc_media_t* gLibVLCMedia;
-		libvlc_media_player_t* gLibVLCMediaPlayer;
+	/*virtual*/ void setDirty(int left, int top, int right, int bottom) override;
 
-		struct gVLCContext
-		{
-			unsigned char* texture_pixels;
-			libvlc_media_player_t* mp;
-			MediaPluginLibVLC* parent;
-		};
-		struct gVLCContext gVLCCallbackContext;
+	static void eventCallbacks(const libvlc_event_t* event, void* ptr);
+
+	libvlc_instance_t* mLibVLC;
+	libvlc_media_t* mLibVLCMedia;
+	libvlc_media_player_t* mLibVLCMediaPlayer;
+
+	struct mLibVLCContext
+	{
+		unsigned char* texture_pixels;
+		libvlc_media_player_t* mp;
+		MediaPluginLibVLC* parent;
+	};
+	struct mLibVLCContext mLibVLCCallbackContext;
+
+	std::string mURL;
+	F64 mCurVolume;
+
+	bool mIsLooping;
 
-		std::string mURL;
+	float mCurTime;
+	float mDuration;
 };
 
 ////////////////////////////////////////////////////////////////////////////////
 //
-MediaPluginLibVLC::MediaPluginLibVLC( LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data ) :
-    MediaPluginBase( host_send_func, host_user_data )
+MediaPluginLibVLC::MediaPluginLibVLC(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data) :
+MediaPluginBase(host_send_func, host_user_data)
 {
 	mTextureWidth = 0;
 	mTextureHeight = 0;
-    mWidth = 0;
-    mHeight = 0;
-    mDepth = 4;
-    mPixels = 0;
+	mWidth = 0;
+	mHeight = 0;
+	mDepth = 4;
+	mPixels = 0;
 
-	gLibVLC = 0;
-	gLibVLCMedia = 0;
-	gLibVLCMediaPlayer = 0;
+	mLibVLC = 0;
+	mLibVLCMedia = 0;
+	mLibVLCMediaPlayer = 0;
+
+	mCurVolume = 0.0;
+
+	mIsLooping = false;
+
+	mCurTime = 0.0;
+	mDuration = 0.0;
 
 	mURL = std::string();
+
+	setStatus(STATUS_NONE);
 }
 
 ////////////////////////////////////////////////////////////////////////////////
@@ -103,7 +124,7 @@ MediaPluginLibVLC::~MediaPluginLibVLC()
 //
 void* MediaPluginLibVLC::lock(void* data, void** p_pixels)
 {
-	struct gVLCContext* context = (gVLCContext*)data;
+	struct mLibVLCContext* context = (mLibVLCContext*)data;
 
 	*p_pixels = context->texture_pixels;
 
@@ -114,15 +135,16 @@ void* MediaPluginLibVLC::lock(void* data, void** p_pixels)
 //
 void MediaPluginLibVLC::unlock(void* data, void* id, void* const* raw_pixels)
 {
-	// nothing to do here for the moment.
-	// we can modify the raw_pixels here if we want to.
+	// nothing to do here for the moment
+	// we *could* modify pixels here to, for example, Y flip, but this is done with
+	// a VLC video filter transform. 
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 //
 void MediaPluginLibVLC::display(void* data, void* id)
 {
-	struct gVLCContext* context = (gVLCContext*)data;
+	struct mLibVLCContext* context = (mLibVLCContext*)data;
 
 	context->parent->setDirty(0, 0, context->parent->mWidth, context->parent->mHeight);
 }
@@ -134,12 +156,13 @@ void MediaPluginLibVLC::initVLC()
 	char const* vlc_argv[] =
 	{
 		"--no-xlib",
+		"--video-filter=transform{type=vflip}",  // MAINT-6578 Y flip textures in plugin vs client
 	};
 
 	int vlc_argc = sizeof(vlc_argv) / sizeof(*vlc_argv);
-	gLibVLC = libvlc_new(vlc_argc, vlc_argv);
+	mLibVLC = libvlc_new(vlc_argc, vlc_argv);
 
-	if (!gLibVLC)
+	if (!mLibVLC)
 	{
 		// for the moment, if this fails, the plugin will fail and 
 		// the media sub-system will tell the viewer something went wrong.
@@ -150,9 +173,87 @@ void MediaPluginLibVLC::initVLC()
 //
 void MediaPluginLibVLC::resetVLC()
 {
-	libvlc_media_player_stop(gLibVLCMediaPlayer);
-	libvlc_media_player_release(gLibVLCMediaPlayer);
-	libvlc_release(gLibVLC);
+	libvlc_media_player_stop(mLibVLCMediaPlayer);
+	libvlc_media_player_release(mLibVLCMediaPlayer);
+	libvlc_release(mLibVLC);
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// *virtual*
+void MediaPluginLibVLC::setDirty(int left, int top, int right, int bottom)
+{
+	LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "updated");
+
+	message.setValueS32("left", left);
+	message.setValueS32("top", top);
+	message.setValueS32("right", right);
+	message.setValueS32("bottom", bottom);
+
+	message.setValueReal("current_time", mCurTime);
+	message.setValueReal("duration", mDuration);
+	message.setValueReal("current_rate", 1.0f);
+
+	sendMessage(message);
+}
+
+////////////////////////////////////////////////////////////////////////////////
+//
+void MediaPluginLibVLC::eventCallbacks(const libvlc_event_t* event, void* ptr)
+{
+	MediaPluginLibVLC* parent = (MediaPluginLibVLC*)ptr;
+	if (parent == 0)
+	{
+		return;
+	}
+
+	switch (event->type)
+	{
+	case libvlc_MediaPlayerOpening:
+		parent->setStatus(STATUS_LOADING);
+		break;
+
+	case libvlc_MediaPlayerPlaying:
+		parent->mDuration = (float)(libvlc_media_get_duration(parent->mLibVLCMedia)) / 1000.0f;
+		parent->setStatus(STATUS_PLAYING);
+		break;
+
+	case libvlc_MediaPlayerPaused:
+		parent->setStatus(STATUS_PAUSED);
+		break;
+
+	case libvlc_MediaPlayerStopped:
+		parent->setStatus(STATUS_DONE);
+		break;
+
+	case libvlc_MediaPlayerEndReached:
+		parent->setStatus(STATUS_DONE);
+		break;
+
+	case libvlc_MediaPlayerEncounteredError:
+		parent->setStatus(STATUS_ERROR);
+		break;
+
+	case libvlc_MediaPlayerTimeChanged:
+		parent->mCurTime = (float)libvlc_media_player_get_time(parent->mLibVLCMediaPlayer) / 1000.0f;
+		break;
+
+	case libvlc_MediaPlayerPositionChanged:
+		break;
+
+	case libvlc_MediaPlayerLengthChanged:
+		parent->mDuration = (float)libvlc_media_get_duration(parent->mLibVLCMedia) / 1000.0f;
+		break;
+
+	case libvlc_MediaPlayerTitleChanged:
+	{
+		char* title = libvlc_media_get_meta(parent->mLibVLCMedia, libvlc_meta_Title);
+		if (title)
+		{
+			parent->updateTitle(title);
+		}
+	}
+	break;
+	}
 }
 
 ////////////////////////////////////////////////////////////////////////////////
@@ -164,58 +265,173 @@ void MediaPluginLibVLC::playMedia()
 		return;
 	}
 
-	if (gLibVLCMediaPlayer)
+	if (mLibVLCMediaPlayer)
+	{
+		// stop listening to events while we reset things
+		libvlc_event_manager_t* em = libvlc_media_player_event_manager(mLibVLCMediaPlayer);
+		if (em)
+		{
+			libvlc_event_detach(em, libvlc_MediaPlayerOpening, eventCallbacks, NULL);
+			libvlc_event_detach(em, libvlc_MediaPlayerPlaying, eventCallbacks, NULL);
+			libvlc_event_detach(em, libvlc_MediaPlayerPaused, eventCallbacks, NULL);
+			libvlc_event_detach(em, libvlc_MediaPlayerStopped, eventCallbacks, NULL);
+			libvlc_event_detach(em, libvlc_MediaPlayerEndReached, eventCallbacks, NULL);
+			libvlc_event_detach(em, libvlc_MediaPlayerEncounteredError, eventCallbacks, NULL);
+			libvlc_event_detach(em, libvlc_MediaPlayerTimeChanged, eventCallbacks, NULL);
+			libvlc_event_detach(em, libvlc_MediaPlayerPositionChanged, eventCallbacks, NULL);
+			libvlc_event_detach(em, libvlc_MediaPlayerLengthChanged, eventCallbacks, NULL);
+			libvlc_event_detach(em, libvlc_MediaPlayerTitleChanged, eventCallbacks, NULL);
+		};
+
+		libvlc_media_player_stop(mLibVLCMediaPlayer);
+		libvlc_media_player_release(mLibVLCMediaPlayer);
+
+		mLibVLCMediaPlayer = 0;
+	}
+
+	if (mLibVLCMedia)
 	{
-		libvlc_media_player_stop(gLibVLCMediaPlayer);
-		libvlc_media_player_release(gLibVLCMediaPlayer);
+		libvlc_media_release(mLibVLCMedia);
+
+		mLibVLCMedia = 0;
 	}
 
-	gLibVLCMedia = libvlc_media_new_location(gLibVLC, mURL.c_str());
-	if (!gLibVLCMedia)
+	mLibVLCMedia = libvlc_media_new_location(mLibVLC, mURL.c_str());
+	if (!mLibVLCMedia)
 	{
-		gLibVLCMediaPlayer = 0;
+		mLibVLCMediaPlayer = 0;
+		setStatus(STATUS_ERROR);
 		return;
 	}
 
-	gLibVLCMediaPlayer = libvlc_media_player_new_from_media(gLibVLCMedia);
-	if (!gLibVLCMediaPlayer)
+	mLibVLCMediaPlayer = libvlc_media_player_new_from_media(mLibVLCMedia);
+	if (!mLibVLCMediaPlayer)
 	{
+		setStatus(STATUS_ERROR);
 		return;
 	}
 
-	libvlc_media_release(gLibVLCMedia);
+	// listen to events
+	libvlc_event_manager_t* em = libvlc_media_player_event_manager(mLibVLCMediaPlayer);
+	if (em)
+	{
+		libvlc_event_attach(em, libvlc_MediaPlayerOpening, eventCallbacks, this);
+		libvlc_event_attach(em, libvlc_MediaPlayerPlaying, eventCallbacks, this);
+		libvlc_event_attach(em, libvlc_MediaPlayerPaused, eventCallbacks, this);
+		libvlc_event_attach(em, libvlc_MediaPlayerStopped, eventCallbacks, this);
+		libvlc_event_attach(em, libvlc_MediaPlayerEndReached, eventCallbacks, this);
+		libvlc_event_attach(em, libvlc_MediaPlayerEncounteredError, eventCallbacks, this);
+		libvlc_event_attach(em, libvlc_MediaPlayerTimeChanged, eventCallbacks, this);
+		libvlc_event_attach(em, libvlc_MediaPlayerPositionChanged, eventCallbacks, this);
+		libvlc_event_attach(em, libvlc_MediaPlayerLengthChanged, eventCallbacks, this);
+		libvlc_event_attach(em, libvlc_MediaPlayerTitleChanged, eventCallbacks, this);
+	}
+
+	mLibVLCCallbackContext.parent = this;
+	mLibVLCCallbackContext.texture_pixels = mPixels;
+	mLibVLCCallbackContext.mp = mLibVLCMediaPlayer;
+
+	// Send a "navigate begin" event.
+	// This is really a browser message but the QuickTime plugin did it and 
+	// the media system relies on this message to update internal state so we must send it too
+	// Note: see "navigate_complete" message below too
+	// https://jira.secondlife.com/browse/MAINT-6528
+	LLPluginMessage message_begin(LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER, "navigate_begin");
+	message_begin.setValue("uri", mURL);
+	message_begin.setValueBoolean("history_back_available", false);
+	message_begin.setValueBoolean("history_forward_available", false);
+	sendMessage(message_begin);
+
+	// volume level gets set before VLC is initialized (thanks media system) so we have to record
+	// it in mCurVolume and set it again here so that volume levels are correctly initialized
+	setVolume(mCurVolume);
+
+	setStatus(STATUS_LOADED);
+
+	libvlc_video_set_callbacks(mLibVLCMediaPlayer, lock, unlock, display, &mLibVLCCallbackContext);
+	libvlc_video_set_format(mLibVLCMediaPlayer, "RV32", mWidth, mHeight, mWidth * mDepth);
+
+	// note this relies on the "set_loop" message arriving before the "start" (play) one
+	// but that appears to always be the case
+	if (mIsLooping)
+	{
+		libvlc_media_add_option(mLibVLCMedia, "input-repeat=-1");
+	}
 
-	gVLCCallbackContext.parent = this;
-	gVLCCallbackContext.texture_pixels = mPixels;
-	gVLCCallbackContext.mp = gLibVLCMediaPlayer;
+	libvlc_media_player_play(mLibVLCMediaPlayer);
+
+	// send a "location_changed" message - this informs the media system
+	// that a new URL is the 'current' one and is used extensively.
+	// Again, this is really a browser message but we will use it here.
+	LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER, "location_changed");
+	message.setValue("uri", mURL);
+	sendMessage(message);
+
+	// Send a "navigate complete" event.
+	// This is really a browser message but the QuickTime plugin did it and 
+	// the media system relies on this message to update internal state so we must send it too
+	// Note: see "navigate_begin" message above too
+	// https://jira.secondlife.com/browse/MAINT-6528
+	LLPluginMessage message_complete(LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER, "navigate_complete");
+	message_complete.setValue("uri", mURL);
+	message_complete.setValueS32("result_code", 200);
+	message_complete.setValue("result_string", "OK");
+	sendMessage(message_complete);
+}
 
-	libvlc_video_set_callbacks(gLibVLCMediaPlayer, lock, unlock, display, &gVLCCallbackContext);
-	libvlc_video_set_format(gLibVLCMediaPlayer, "RV32", mWidth, mHeight, mWidth * mDepth);
-	libvlc_media_player_play(gLibVLCMediaPlayer);
+////////////////////////////////////////////////////////////////////////////////
+//
+void MediaPluginLibVLC::updateTitle(const char* title)
+{
+	LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "name_text");
+	message.setValue("name", title);
+	sendMessage(message);
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 //
-void MediaPluginLibVLC::receiveMessage( const char* message_string )
+void MediaPluginLibVLC::setVolume(const F64 volume)
 {
-    LLPluginMessage message_in;
-
-    if(message_in.parse(message_string) >= 0)
-    {
-        std::string message_class = message_in.getClass();
-        std::string message_name = message_in.getName();
-        if(message_class == LLPLUGIN_MESSAGE_CLASS_BASE)
-        {
-            if(message_name == "init")
-            {
+	mCurVolume = volume;
+
+	if (mLibVLCMediaPlayer)
+	{
+		int result = libvlc_audio_set_volume(mLibVLCMediaPlayer, (int)(volume * 100));
+		if (result != 0)
+		{
+			// volume wasn't set but not much to be done here
+		}
+	}
+	else
+	{
+		// volume change was requested but VLC wasn't ready.
+		// that's okay thought because we saved the value in mCurVolume and 
+		// the next volume change after the VLC system is initilzied  will set it
+	}
+}
+
+////////////////////////////////////////////////////////////////////////////////
+//
+void MediaPluginLibVLC::receiveMessage(const char* message_string)
+{
+	LLPluginMessage message_in;
+
+	if (message_in.parse(message_string) >= 0)
+	{
+		std::string message_class = message_in.getClass();
+		std::string message_name = message_in.getName();
+		if (message_class == LLPLUGIN_MESSAGE_CLASS_BASE)
+		{
+			if (message_name == "init")
+			{
 				initVLC();
 
-                LLPluginMessage message("base", "init_response");
-                LLSD versions = LLSD::emptyMap();
-                versions[LLPLUGIN_MESSAGE_CLASS_BASE] = LLPLUGIN_MESSAGE_CLASS_BASE_VERSION;
-                versions[LLPLUGIN_MESSAGE_CLASS_MEDIA] = LLPLUGIN_MESSAGE_CLASS_MEDIA_VERSION;
-                versions[LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER] = LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER_VERSION;
-                message.setValueLLSD("versions", versions);
+				LLPluginMessage message("base", "init_response");
+				LLSD versions = LLSD::emptyMap();
+				versions[LLPLUGIN_MESSAGE_CLASS_BASE] = LLPLUGIN_MESSAGE_CLASS_BASE_VERSION;
+				versions[LLPLUGIN_MESSAGE_CLASS_MEDIA] = LLPLUGIN_MESSAGE_CLASS_MEDIA_VERSION;
+				versions[LLPLUGIN_MESSAGE_CLASS_MEDIA_TIME] = LLPLUGIN_MESSAGE_CLASS_MEDIA_TIME_VERSION;
+				message.setValueLLSD("versions", versions);
 
 				std::ostringstream s;
 				s << "LibVLC plugin ";
@@ -225,96 +441,96 @@ void MediaPluginLibVLC::receiveMessage( const char* message_string )
 				s << ".";
 				s << LIBVLC_VERSION_REVISION;
 
-                message.setValue("plugin_version", s.str());
-                sendMessage(message);
-            }
-            else if(message_name == "idle")
-            {
-            }
-            else if(message_name == "cleanup")
-            {
+				message.setValue("plugin_version", s.str());
+				sendMessage(message);
+			}
+			else if (message_name == "idle")
+			{
+			}
+			else if (message_name == "cleanup")
+			{
 				resetVLC();
-            }
-            else if(message_name == "shm_added")
-            {
-                SharedSegmentInfo info;
-                info.mAddress = message_in.getValuePointer("address");
-                info.mSize = (size_t)message_in.getValueS32("size");
-                std::string name = message_in.getValue("name");
-
-                mSharedSegments.insert(SharedSegmentMap::value_type(name, info));
-
-            }
-            else if(message_name == "shm_remove")
-            {
-                std::string name = message_in.getValue("name");
-
-                SharedSegmentMap::iterator iter = mSharedSegments.find(name);
-                if(iter != mSharedSegments.end())
-                {
-                    if(mPixels == iter->second.mAddress)
-                    {
-						libvlc_media_player_stop(gLibVLCMediaPlayer);
-						libvlc_media_player_release(gLibVLCMediaPlayer);
-						gLibVLCMediaPlayer = 0;
-
-                        mPixels = NULL;
-                        mTextureSegmentName.clear();
-                    }
-                    mSharedSegments.erase(iter);
-                }
-                else
-                {
+			}
+			else if (message_name == "shm_added")
+			{
+				SharedSegmentInfo info;
+				info.mAddress = message_in.getValuePointer("address");
+				info.mSize = (size_t)message_in.getValueS32("size");
+				std::string name = message_in.getValue("name");
+
+				mSharedSegments.insert(SharedSegmentMap::value_type(name, info));
+
+			}
+			else if (message_name == "shm_remove")
+			{
+				std::string name = message_in.getValue("name");
+
+				SharedSegmentMap::iterator iter = mSharedSegments.find(name);
+				if (iter != mSharedSegments.end())
+				{
+					if (mPixels == iter->second.mAddress)
+					{
+						libvlc_media_player_stop(mLibVLCMediaPlayer);
+						libvlc_media_player_release(mLibVLCMediaPlayer);
+						mLibVLCMediaPlayer = 0;
+
+						mPixels = NULL;
+						mTextureSegmentName.clear();
+					}
+					mSharedSegments.erase(iter);
+				}
+				else
+				{
 					//std::cerr << "MediaPluginWebKit::receiveMessage: unknown shared memory region!" << std::endl;
-                }
-
-                // Send the response so it can be cleaned up.
-                LLPluginMessage message("base", "shm_remove_response");
-                message.setValue("name", name);
-                sendMessage(message);
-            }
-            else
-            {
+				}
+
+				// Send the response so it can be cleaned up.
+				LLPluginMessage message("base", "shm_remove_response");
+				message.setValue("name", name);
+				sendMessage(message);
+			}
+			else
+			{
 				//std::cerr << "MediaPluginWebKit::receiveMessage: unknown base message: " << message_name << std::endl;
-            }
-        }
-        else if(message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA)
-        {
-            if(message_name == "init")
-            {
-                LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "texture_params");
-                message.setValueS32("default_width", 1024);
-                message.setValueS32("default_height", 1024);
-                message.setValueS32("depth", mDepth);
+			}
+		}
+		else if (message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA)
+		{
+			if (message_name == "init")
+			{
+				LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "texture_params");
+				message.setValueS32("default_width", 1024);
+				message.setValueS32("default_height", 1024);
+				message.setValueS32("depth", mDepth);
 				message.setValueU32("internalformat", GL_RGB);
-                message.setValueU32("format", GL_BGRA_EXT);
-                message.setValueU32("type", GL_UNSIGNED_BYTE);
-                message.setValueBoolean("coords_opengl", false);
-                sendMessage(message);
-            }
-            else if(message_name == "size_change")
-            {
-                std::string name = message_in.getValue("name");
-                S32 width = message_in.getValueS32("width");
-                S32 height = message_in.getValueS32("height");
-                S32 texture_width = message_in.getValueS32("texture_width");
-                S32 texture_height = message_in.getValueS32("texture_height");
-
-                if(!name.empty())
-                {
-                    // Find the shared memory region with this name
-                    SharedSegmentMap::iterator iter = mSharedSegments.find(name);
-                    if(iter != mSharedSegments.end())
-                    {
-                        mPixels = (unsigned char*)iter->second.mAddress;
-                        mWidth = width;
-                        mHeight = height;
-                        mTextureWidth = texture_width;
-                        mTextureHeight = texture_height;
+				message.setValueU32("format", GL_BGRA_EXT);
+				message.setValueU32("type", GL_UNSIGNED_BYTE);
+				message.setValueBoolean("coords_opengl", true);
+				sendMessage(message);
+			}
+			else if (message_name == "size_change")
+			{
+				std::string name = message_in.getValue("name");
+				S32 width = message_in.getValueS32("width");
+				S32 height = message_in.getValueS32("height");
+				S32 texture_width = message_in.getValueS32("texture_width");
+				S32 texture_height = message_in.getValueS32("texture_height");
+
+				if (!name.empty())
+				{
+					// Find the shared memory region with this name
+					SharedSegmentMap::iterator iter = mSharedSegments.find(name);
+					if (iter != mSharedSegments.end())
+					{
+						mPixels = (unsigned char*)iter->second.mAddress;
+						mWidth = width;
+						mHeight = height;
+						mTextureWidth = texture_width;
+						mTextureHeight = texture_height;
 
 						playMedia();
 					};
-                };
+				};
 
 				LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "size_change_response");
 				message.setValue("name", name);
@@ -323,76 +539,80 @@ void MediaPluginLibVLC::receiveMessage( const char* message_string )
 				message.setValueS32("texture_width", texture_width);
 				message.setValueS32("texture_height", texture_height);
 				sendMessage(message);
-            }
-            else if(message_name == "load_uri")
-            {
+			}
+			else if (message_name == "load_uri")
+			{
 				mURL = message_in.getValue("uri");
 				playMedia();
-            }
-        }
-		else 
-		if (message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA_TIME)
-		{
-			if (message_name == "stop")
+			}
+		}
+		else
+			if (message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA_TIME)
 			{
-				if (gLibVLCMediaPlayer)
+				if (message_name == "stop")
 				{
-					libvlc_media_player_stop(gLibVLCMediaPlayer);
+					if (mLibVLCMediaPlayer)
+					{
+						libvlc_media_player_stop(mLibVLCMediaPlayer);
+					}
 				}
-			}
-			else if (message_name == "start")
-			{
-				if (gLibVLCMediaPlayer)
+				else if (message_name == "start")
 				{
-					libvlc_media_player_play(gLibVLCMediaPlayer);
+					if (mLibVLCMediaPlayer)
+					{
+						libvlc_media_player_play(mLibVLCMediaPlayer);
+					}
 				}
-			}
-			else if (message_name == "pause")
-			{
-				if (gLibVLCMediaPlayer)
+				else if (message_name == "pause")
 				{
-					libvlc_media_player_pause(gLibVLCMediaPlayer);
+					if (mLibVLCMediaPlayer)
+					{
+						libvlc_media_player_pause(mLibVLCMediaPlayer);
+					}
 				}
-			}
-			else if (message_name == "seek")
-			{
-			}
-			else if (message_name == "set_loop")
-			{
-			}
-			else if (message_name == "set_volume")
-			{
-				if (gLibVLCMediaPlayer)
+				else if (message_name == "seek")
+				{
+					if (mDuration > 0)
+					{
+						F64 normalized_offset = message_in.getValueReal("time") / mDuration;
+						libvlc_media_player_set_position(mLibVLCMediaPlayer, normalized_offset);
+					}
+				}
+				else if (message_name == "set_loop")
 				{
+					mIsLooping = true;
+				}
+				else if (message_name == "set_volume")
+				{
+					// volume comes in 0 -> 1.0
 					F64 volume = message_in.getValueReal("volume");
-					libvlc_audio_set_volume(gLibVLCMediaPlayer, (int)(volume * 100));
+					setVolume(volume);
 				}
 			}
-		}
-    }
+	}
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 //
 bool MediaPluginLibVLC::init()
 {
-    LLPluginMessage message( LLPLUGIN_MESSAGE_CLASS_MEDIA, "name_text" );
-    message.setValue( "name", "LibVLC Plugin" );
-    sendMessage( message );
+	LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "name_text");
+	message.setValue("name", "LibVLC Plugin");
+	sendMessage(message);
 
-    return true;
+	return true;
 };
 
 ////////////////////////////////////////////////////////////////////////////////
 //
-int init_media_plugin( LLPluginInstance::sendMessageFunction host_send_func,
-                        void* host_user_data,
-                        LLPluginInstance::sendMessageFunction *plugin_send_func,
-                        void **plugin_user_data )
+int init_media_plugin(LLPluginInstance::sendMessageFunction host_send_func,
+	void* host_user_data,
+	LLPluginInstance::sendMessageFunction *plugin_send_func,
+	void **plugin_user_data)
 {
-    MediaPluginLibVLC* self = new MediaPluginLibVLC( host_send_func, host_user_data );
-    *plugin_send_func = MediaPluginLibVLC::staticReceiveMessage;
-    *plugin_user_data = ( void* )self;
+	MediaPluginLibVLC* self = new MediaPluginLibVLC(host_send_func, host_user_data);
+	*plugin_send_func = MediaPluginLibVLC::staticReceiveMessage;
+	*plugin_user_data = (void*)self;
 
-    return 0;
+	return 0;
 }
diff --git a/indra/media_plugins/quicktime/media_plugin_quicktime.cpp b/indra/media_plugins/quicktime/media_plugin_quicktime.cpp
index 6d4c6ca43d..893fb738ce 100755
--- a/indra/media_plugins/quicktime/media_plugin_quicktime.cpp
+++ b/indra/media_plugins/quicktime/media_plugin_quicktime.cpp
@@ -311,9 +311,7 @@ private:
 			MatrixRecord transform;
 			SetIdentityMatrix( &transform );	// transforms are additive so start from identify matrix
 			double scaleX = (double) mWidth / mNaturalWidth;
-
-            // 2016-05-31 CP remove local flip (via -1.0) since texture coods for media on a prim are now flipped for VLC/CEF
-			double scaleY = 1.0 * (double) mHeight / mNaturalHeight;
+			double scaleY = -1.0 * (double) mHeight / mNaturalHeight;
 			double centerX = mWidth / 2.0;
 			double centerY = mHeight / 2.0;
 			ScaleMatrix( &transform, X2Fix( scaleX ), X2Fix( scaleY ), X2Fix( centerX ), X2Fix( centerY ) );
diff --git a/indra/newview/VIEWER_VERSION.txt b/indra/newview/VIEWER_VERSION.txt
index d13e837c8e..43beb4001b 100644
--- a/indra/newview/VIEWER_VERSION.txt
+++ b/indra/newview/VIEWER_VERSION.txt
@@ -1 +1 @@
-4.0.6
+4.0.7
diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseV.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseV.glsl
index 7e83389f6e..3c026796c8 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseV.glsl
@@ -26,13 +26,6 @@
 uniform mat3 normal_matrix;
 uniform mat4 texture_matrix0;
 uniform mat4 modelview_projection_matrix;
-uniform bool invert_tex_y = false;
-const mat4 invTexM = mat4(
-  1, 0, 0, 0,
-  0,-1, 0, 0,
-  0, 0, 1, 0,
-  0, 0, 0, 1
-); 
 
 ATTRIBUTE vec3 position;
 ATTRIBUTE vec4 diffuse_color;
@@ -51,10 +44,6 @@ void main()
 	//transform vertex
 	gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); 
 	vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy;
-  if(invert_tex_y) 
-	{
-		vary_texcoord0 = vec2(invTexM * vec4(vary_texcoord0,0,1)).xy;
-	}
 	
 	passTextureIndex();
 	vary_normal = normalize(normal_matrix * normal);
diff --git a/indra/newview/app_settings/shaders/class1/deferred/fullbrightV.glsl b/indra/newview/app_settings/shaders/class1/deferred/fullbrightV.glsl
index 2595712882..8e899e3e0f 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/fullbrightV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/fullbrightV.glsl
@@ -26,13 +26,6 @@
 uniform mat4 texture_matrix0;
 uniform mat4 modelview_matrix;
 uniform mat4 modelview_projection_matrix;
-uniform bool invert_tex_y = false;
-const mat4 invTexM = mat4(
-  1, 0, 0, 0,
-  0,-1, 0, 0,
-  0, 0, 1, 0,
-  0, 0, 0, 1
-);
 
 
 ATTRIBUTE vec3 position;
@@ -69,10 +62,6 @@ void main()
 #endif
 
 	vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy;
-  if(invert_tex_y) 
-	{
-		vary_texcoord0 = vec2(invTexM * vec4(vary_texcoord0,0,1)).xy;
-	}
 	
 	calcAtmospherics(pos.xyz);
 
diff --git a/indra/newview/app_settings/shaders/class1/objects/fullbrightV.glsl b/indra/newview/app_settings/shaders/class1/objects/fullbrightV.glsl
index a8efcd9857..fc20d3270e 100644
--- a/indra/newview/app_settings/shaders/class1/objects/fullbrightV.glsl
+++ b/indra/newview/app_settings/shaders/class1/objects/fullbrightV.glsl
@@ -26,14 +26,6 @@
 uniform mat4 texture_matrix0;
 uniform mat4 modelview_matrix;
 uniform mat4 modelview_projection_matrix;
-
-uniform bool invert_tex_y = false;
-const mat4 invTexM = mat4(
-  1, 0, 0, 0,
-  0,-1, 0, 0,
-  0, 0, 1, 0,
-  0, 0, 0, 1
-);
  
 ATTRIBUTE vec3 position;
 void passTextureIndex();
@@ -57,11 +49,6 @@ void main()
 	vec4 pos = (modelview_matrix * vert);
 	gl_Position = modelview_projection_matrix*vec4(position.xyz, 1.0);
 	vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy;
-  
-  if(invert_tex_y) 
-	{
-		vary_texcoord0 = vec2(invTexM * vec4(vary_texcoord0,0,1)).xy;
-	}
 	
 	calcAtmospherics(pos.xyz);
 
diff --git a/indra/newview/app_settings/shaders/class1/objects/simpleV.glsl b/indra/newview/app_settings/shaders/class1/objects/simpleV.glsl
index c744dc1397..37a20383e2 100644
--- a/indra/newview/app_settings/shaders/class1/objects/simpleV.glsl
+++ b/indra/newview/app_settings/shaders/class1/objects/simpleV.glsl
@@ -27,13 +27,6 @@ uniform mat3 normal_matrix;
 uniform mat4 texture_matrix0;
 uniform mat4 modelview_matrix;
 uniform mat4 modelview_projection_matrix;
-uniform bool invert_tex_y = false;
-const mat4 invTexM = mat4(
-  1, 0, 0, 0,
-  0,-1, 0, 0,
-  0, 0, 1, 0,
-  0, 0, 0, 1
-); 
 
 ATTRIBUTE vec3 position;
 void passTextureIndex();
@@ -58,10 +51,7 @@ void main()
 	gl_Position = modelview_projection_matrix*vec4(position.xyz, 1.0);
 	vary_texcoord0 = (texture_matrix0 * vec4(texcoord0, 0, 1)).xy;
 	
-	if(invert_tex_y) 
-	{
-		vary_texcoord0 = vec2(invTexM * vec4(vary_texcoord0,0,1)).xy;
-	}
+	
 	
 	vec3 norm = normalize(normal_matrix * normal);
 
diff --git a/indra/newview/lldrawpool.cpp b/indra/newview/lldrawpool.cpp
index a6cf917cbd..f74164aea6 100644
--- a/indra/newview/lldrawpool.cpp
+++ b/indra/newview/lldrawpool.cpp
@@ -473,10 +473,6 @@ void LLRenderPass::pushBatch(LLDrawInfo& params, U32 mask, BOOL texture, BOOL ba
 				if (params.mTextureList[i].notNull())
 				{
 					gGL.getTexUnit(i)->bind(params.mTextureList[i], TRUE);
-					if (LLViewerTexture::MEDIA_TEXTURE == params.mTextureList[i]->getType())
-					{
-						gGL.setInverseTexCoordByY(true);
-					}
 				}
 			}
 		}
@@ -486,54 +482,13 @@ void LLRenderPass::pushBatch(LLDrawInfo& params, U32 mask, BOOL texture, BOOL ba
 			{
 				params.mTexture->addTextureStats(params.mVSize);
 				gGL.getTexUnit(0)->bind(params.mTexture, TRUE) ;
-
-				if (!gPipeline.mVertexShadersEnabled)
-				{
-					if (LLViewerTexture::MEDIA_TEXTURE == params.mTexture->getType() && !params.mTextureMatrix)
-					{
-						static const float fIdntInvY[] = {
-							1, 0, 0, 0,
-							0, -1, 0, 0,
-							0, 0, 1, 0,
-							0, 0, 0, 1
-						};
-
-						gGL.getTexUnit(0)->activate();
-						gGL.matrixMode(LLRender::MM_TEXTURE);
-						gGL.loadMatrix((GLfloat*)fIdntInvY);
-						gPipeline.mTextureMatrixOps++;
-
-						tex_setup = true;
-					}
-				}
-				else
-				{
-					gGL.setInverseTexCoordByY(LLViewerTexture::MEDIA_TEXTURE == params.mTexture->getType());
-				}
-
 				if (params.mTextureMatrix)
 				{
 					tex_setup = true;
 					gGL.getTexUnit(0)->activate();
 					gGL.matrixMode(LLRender::MM_TEXTURE);
 					gGL.loadMatrix((GLfloat*) params.mTextureMatrix->mMatrix);
-
-					if (LLViewerTexture::MEDIA_TEXTURE == params.mTexture->getType() && !gPipeline.mVertexShadersEnabled)
-					{
-						static const float fIdntInvY[] = {
-							1, 0, 0, 0,
-							0, -1, 0, 0,
-							0, 0, 1, 0,
-							0, 0, 0, 1
-						};
-
-						gGL.multMatrix(fIdntInvY);
-						gPipeline.mMatrixOpCount++;
-					}
-
 					gPipeline.mTextureMatrixOps++;
-
-					tex_setup = true;
 				}
 			}
 			else
diff --git a/indra/newview/llfloaterwebcontent.cpp b/indra/newview/llfloaterwebcontent.cpp
index c039b3b8f4..adb3322759 100644
--- a/indra/newview/llfloaterwebcontent.cpp
+++ b/indra/newview/llfloaterwebcontent.cpp
@@ -82,7 +82,7 @@ LLFloaterWebContent::LLFloaterWebContent( const Params& params )
 	mCommitCallbackRegistrar.add( "WebContent.Stop", boost::bind( &LLFloaterWebContent::onClickStop, this ));
 	mCommitCallbackRegistrar.add( "WebContent.EnterAddress", boost::bind( &LLFloaterWebContent::onEnterAddress, this ));
 	mCommitCallbackRegistrar.add( "WebContent.PopExternal", boost::bind(&LLFloaterWebContent::onPopExternal, this));
-	mCommitCallbackRegistrar.add( "WebContent.TestVideo", boost::bind(&LLFloaterWebContent::onTestVideo, this, _2));
+	mCommitCallbackRegistrar.add( "WebContent.TestURL", boost::bind(&LLFloaterWebContent::onTestURL, this, _2));
 }
 
 BOOL LLFloaterWebContent::postBuild()
@@ -111,6 +111,9 @@ BOOL LLFloaterWebContent::postBuild()
 	// initialize the URL history using the system URL History manager
 	initializeURLHistory();
 
+	// if "Develop" Menu open, sety a flag and change things to be more useful for devs
+	mDevelopMode = gSavedSettings.getBOOL("QAMode");
+
 	return TRUE;
 }
 
@@ -196,8 +199,6 @@ void LLFloaterWebContent::geometryChanged(S32 x, S32 y, S32 width, S32 height)
 						width + getRect().getWidth() - browser_rect.getWidth(), 
 						height + getRect().getHeight() - browser_rect.getHeight());
 
-	LL_DEBUGS() << "geometry change: " << geom << LL_ENDL;
-	
 	LLRect new_rect;
 	getParent()->screenRectToLocal(geom, &new_rect);
 	setShape(new_rect);	
@@ -206,8 +207,6 @@ void LLFloaterWebContent::geometryChanged(S32 x, S32 y, S32 width, S32 height)
 // static
 void LLFloaterWebContent::preCreate(LLFloaterWebContent::Params& p)
 {
-	LL_DEBUGS() << "url = " << p.url() << ", target = " << p.target() << ", uuid = " << p.id() << LL_ENDL;
-
 	if (!p.id.isProvided())
 	{
 		p.id = LLUUID::generateNewID().asString();
@@ -225,12 +224,6 @@ void LLFloaterWebContent::preCreate(LLFloaterWebContent::Params& p)
 		// and close the least recently opened one if this will put us over the limit.
 
 		LLFloaterReg::const_instance_list_t &instances = LLFloaterReg::getFloaterList(p.window_class);
-		LL_DEBUGS() << "total instance count is " << instances.size() << LL_ENDL;
-
-		for(LLFloaterReg::const_instance_list_t::const_iterator iter = instances.begin(); iter != instances.end(); iter++)
-		{
-			LL_DEBUGS() << "    " << (*iter)->getKey()["target"] << LL_ENDL;
-		}	
 
 		if(instances.size() >= (size_t)browser_window_limit)
 		{
@@ -242,7 +235,6 @@ void LLFloaterWebContent::preCreate(LLFloaterWebContent::Params& p)
 
 void LLFloaterWebContent::open_media(const Params& p)
 {
-	// Specifying a mime type of text/html here causes the plugin system to skip the MIME type probe and just open a browser plugin.
 	LLViewerMedia::proxyWindowOpened(p.target(), p.id());
 	mWebBrowser->setHomePageUrl(p.url);
 	mWebBrowser->setTarget(p.target);
@@ -252,6 +244,10 @@ void LLFloaterWebContent::open_media(const Params& p)
 
 	getChild<LLLayoutPanel>("status_bar")->setVisible(p.show_chrome);
 	getChild<LLLayoutPanel>("nav_controls")->setVisible(p.show_chrome);
+
+	// turn additional debug controls on but only for Develop mode (Develop menu open)
+	getChild<LLLayoutPanel>("debug_controls")->setVisible(mDevelopMode);
+
 	bool address_entry_enabled = p.allow_address_entry && !p.trusted_content;
     mAllowNavigation = p.allow_back_forward_navigation;
 	getChildView("address")->setEnabled(address_entry_enabled);
@@ -516,7 +512,7 @@ void LLFloaterWebContent::onPopExternal()
 	};
 }
 
-void LLFloaterWebContent::onTestVideo(std::string url)
+void LLFloaterWebContent::onTestURL(std::string url)
 {
 	LLStringUtil::trim(url);
 	if (url.length() > 0)
diff --git a/indra/newview/llfloaterwebcontent.h b/indra/newview/llfloaterwebcontent.h
index 519b575b38..1157d0aab8 100644
--- a/indra/newview/llfloaterwebcontent.h
+++ b/indra/newview/llfloaterwebcontent.h
@@ -92,7 +92,7 @@ protected:
 	void onClickStop();
 	void onEnterAddress();
 	void onPopExternal();
-	void onTestVideo(std::string url);
+	void onTestURL(std::string url);
 
 	static void preCreate(Params& p);
 	void open_media(const Params& );
@@ -114,6 +114,7 @@ protected:
 	std::string		mUUID;
 	bool			mShowPageTitle;
     bool            mAllowNavigation;
+	bool			mDevelopMode;
 };
 
 #endif  // LL_LLFLOATERWEBCONTENT_H
diff --git a/indra/newview/llinventorymodel.cpp b/indra/newview/llinventorymodel.cpp
index cada2d7cf2..9a33e210ff 100644
--- a/indra/newview/llinventorymodel.cpp
+++ b/indra/newview/llinventorymodel.cpp
@@ -2726,24 +2726,13 @@ void LLInventoryModel::registerCallbacks(LLMessageSystem* msg)
 	msg->setHandlerFuncFast(_PREHASH_RemoveInventoryObjects,
 							processRemoveInventoryObjects,
 							NULL);	
-	//msg->setHandlerFuncFast(_PREHASH_ExchangeCallingCard,
-	//						processExchangeCallingcard,
-	//						NULL);
-	//msg->setHandlerFuncFast(_PREHASH_AddCallingCard,
-	//					processAddCallingcard,
-	//					NULL);
-	//msg->setHandlerFuncFast(_PREHASH_DeclineCallingCard,
-	//					processDeclineCallingcard,
-	//					NULL);
 	msg->setHandlerFuncFast(_PREHASH_SaveAssetIntoInventory,
 						processSaveAssetIntoInventory,
 						NULL);
 	msg->setHandlerFuncFast(_PREHASH_BulkUpdateInventory,
 							processBulkUpdateInventory,
 							NULL);
-	msg->setHandlerFunc("InventoryDescendents", processInventoryDescendents);
 	msg->setHandlerFunc("MoveInventoryItem", processMoveInventoryItem);
-	msg->setHandlerFunc("FetchInventoryReply", processFetchInventoryReply);
 }
 
 
@@ -2763,14 +2752,6 @@ void LLInventoryModel::processUpdateCreateInventoryItem(LLMessageSystem* msg, vo
 
 }
 
-// static
-void LLInventoryModel::processFetchInventoryReply(LLMessageSystem* msg, void**)
-{
-	// no accounting
-	gInventory.messageUpdateCore(msg, false);
-}
-
-
 bool LLInventoryModel::messageUpdateCore(LLMessageSystem* msg, bool account, U32 mask)
 {
 	//make sure our added inventory observer is active
@@ -3213,85 +3194,6 @@ void LLInventoryModel::processBulkUpdateInventory(LLMessageSystem* msg, void**)
 		InventoryCallbackInfo cbinfo = (*inv_it);
 		gInventoryCallbacks.fire(cbinfo.mCallback, cbinfo.mInvID);
 	}
-
-	//gInventory.validate();
-
-	// Don't show the inventory.  We used to call showAgentInventory here.
-	//LLFloaterInventory* view = LLFloaterInventory::getActiveInventory();
-	//if(view)
-	//{
-	//	const BOOL take_keyboard_focus = FALSE;
-	//	view->setSelection(category.getUUID(), take_keyboard_focus );
-	//	LLView* focus_view = gFocusMgr.getKeyboardFocus();
-	//	LLFocusMgr::FocusLostCallback callback = gFocusMgr.getFocusCallback();
-	//	// HACK to open inventory offers that are accepted.  This information
-	//	// really needs to flow through the instant messages and inventory
-	//	// transfer/update messages.
-	//	if (LLFloaterInventory::sOpenNextNewItem)
-	//	{
-	//		view->openSelected();
-	//		LLFloaterInventory::sOpenNextNewItem = FALSE;
-	//	}
-	//
-	//	// restore keyboard focus
-	//	gFocusMgr.setKeyboardFocus(focus_view);
-	//}
-}
-
-// static
-void LLInventoryModel::processInventoryDescendents(LLMessageSystem* msg,void**)
-{
-	LLUUID agent_id;
-	msg->getUUIDFast(_PREHASH_AgentData, _PREHASH_AgentID, agent_id);
-	if(agent_id != gAgent.getID())
-	{
-		LL_WARNS() << "Got a UpdateInventoryItem for the wrong agent." << LL_ENDL;
-		return;
-	}
-	LLUUID parent_id;
-	msg->getUUID("AgentData", "FolderID", parent_id);
-	LLUUID owner_id;
-	msg->getUUID("AgentData", "OwnerID", owner_id);
-	S32 version;
-	msg->getS32("AgentData", "Version", version);
-	S32 descendents;
-	msg->getS32("AgentData", "Descendents", descendents);
-
-	S32 i;
-	S32 count = msg->getNumberOfBlocksFast(_PREHASH_FolderData);
-	LLPointer<LLViewerInventoryCategory> tcategory = new LLViewerInventoryCategory(owner_id);
-	for(i = 0; i < count; ++i)
-	{
-		tcategory->unpackMessage(msg, _PREHASH_FolderData, i);
-		gInventory.updateCategory(tcategory);
-	}
-
-	count = msg->getNumberOfBlocksFast(_PREHASH_ItemData);
-	LLPointer<LLViewerInventoryItem> titem = new LLViewerInventoryItem;
-	for(i = 0; i < count; ++i)
-	{
-		titem->unpackMessage(msg, _PREHASH_ItemData, i);
-		// If the item has already been added (e.g. from link prefetch), then it doesn't need to be re-added.
-		if (gInventory.getItem(titem->getUUID()))
-		{
-			LL_DEBUGS("Inventory") << "Skipping prefetched item [ Name: " << titem->getName()
-								   << " | Type: " << titem->getActualType() << " | ItemUUID: " << titem->getUUID() << " ] " << LL_ENDL;
-			continue;
-		}
-		gInventory.updateItem(titem);
-	}
-
-	// set version and descendentcount according to message.
-	LLViewerInventoryCategory* cat = gInventory.getCategory(parent_id);
-	if(cat)
-	{
-		cat->setVersion(version);
-		cat->setDescendentCount(descendents);
-		// Get this UUID on the changed list so that whatever's listening for it
-		// will get triggered.
-		gInventory.addChangedMask(LLInventoryObserver::INTERNAL, cat->getUUID());
-	}
-	gInventory.notifyObservers();
 }
 
 // static
@@ -3578,30 +3480,6 @@ void LLInventoryModel::updateItemsOrder(LLInventoryModel::item_array_t& items, c
 	}
 }
 
-//* @param[in] items vector of items in order to be saved.
-/*
-void LLInventoryModel::saveItemsOrder(const LLInventoryModel::item_array_t& items)
-{
-	int sortField = 0;
-
-	// current order is saved by setting incremental values (1, 2, 3, ...) for the sort field
-	for (item_array_t::const_iterator i = items.begin(); i != items.end(); ++i)
-	{
-		LLViewerInventoryItem* item = *i;
-
-		item->setSortField(++sortField);
-		item->setComplete(TRUE);
-		item->updateServer(FALSE);
-
-		updateItem(item);
-
-		// Tell the parent folder to refresh its sort order.
-		addChangedMask(LLInventoryObserver::SORT, item->getParentUUID());
-	}
-
-	notifyObservers();
-}
-*/
 // See also LLInventorySort where landmarks in the Favorites folder are sorted.
 class LLViewerInventoryItemSort
 {
@@ -3612,37 +3490,6 @@ public:
 	}
 };
 
-/**
- * Sorts passed items by LLViewerInventoryItem sort field.
- *
- * @param[in, out] items - array of items, not sorted.
- */
-//static void rearrange_item_order_by_sort_field(LLInventoryModel::item_array_t& items)
-//{
-//	static LLViewerInventoryItemSort sort_functor;
-//	std::sort(items.begin(), items.end(), sort_functor);
-//}
-
-// * @param source_item_id - LLUUID of the source item to be moved into new position
-// * @param target_item_id - LLUUID of the target item before which source item should be placed.
-/*
-void LLInventoryModel::rearrangeFavoriteLandmarks(const LLUUID& source_item_id, const LLUUID& target_item_id)
-{
-	LLInventoryModel::cat_array_t cats;
-	LLInventoryModel::item_array_t items;
-	LLIsType is_type(LLAssetType::AT_LANDMARK);
-	LLUUID favorites_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_FAVORITE);
-	gInventory.collectDescendentsIf(favorites_id, cats, items, LLInventoryModel::EXCLUDE_TRASH, is_type);
-
-	// ensure items are sorted properly before changing order. EXT-3498
-	rearrange_item_order_by_sort_field(items);
-
-	// update order
-	updateItemsOrder(items, source_item_id, target_item_id);
-
-	saveItemsOrder(items);
-}
-*/
 //----------------------------------------------------------------------------
 
 // *NOTE: DEBUG functionality
diff --git a/indra/newview/llinventorymodel.h b/indra/newview/llinventorymodel.h
index 3004eaf7c1..826d1f880d 100644
--- a/indra/newview/llinventorymodel.h
+++ b/indra/newview/llinventorymodel.h
@@ -630,9 +630,7 @@ public:
 	static void processRemoveInventoryObjects(LLMessageSystem* msg, void**);
 	static void processSaveAssetIntoInventory(LLMessageSystem* msg, void**);
 	static void processBulkUpdateInventory(LLMessageSystem* msg, void**);
-	static void processInventoryDescendents(LLMessageSystem* msg, void**);
 	static void processMoveInventoryItem(LLMessageSystem* msg, void**);
-	static void processFetchInventoryReply(LLMessageSystem* msg, void**);
 protected:
 	bool messageUpdateCore(LLMessageSystem* msg, bool do_accounting, U32 mask = 0x0);
 
diff --git a/indra/newview/llinventoryobserver.cpp b/indra/newview/llinventoryobserver.cpp
index 72ec092ed4..ce8705b7ac 100644
--- a/indra/newview/llinventoryobserver.cpp
+++ b/indra/newview/llinventoryobserver.cpp
@@ -241,33 +241,11 @@ void fetch_items_from_llsd(const LLSD& items_llsd)
 			gInventory.requestPost(true, url, body[i], handler, (i ? "Library Item" : "Inventory Item"));
 			continue;
 		}
+        else
+        {
+            LL_WARNS("INVENTORY") << "Failed to get capability." << LL_ENDL;
+        }
 
-		LLMessageSystem* msg = gMessageSystem;
-		BOOL start_new_message = TRUE;
-		for (S32 j=0; j<body[i]["items"].size(); j++)
-		{
-			LLSD item_entry = body[i]["items"][j];
-			if (start_new_message)
-			{
-				start_new_message = FALSE;
-				msg->newMessageFast(_PREHASH_FetchInventory);
-				msg->nextBlockFast(_PREHASH_AgentData);
-				msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
-				msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
-			}
-			msg->nextBlockFast(_PREHASH_InventoryData);
-			msg->addUUIDFast(_PREHASH_OwnerID, item_entry["owner_id"].asUUID());
-			msg->addUUIDFast(_PREHASH_ItemID, item_entry["item_id"].asUUID());
-			if (msg->isSendFull(NULL))
-			{
-				start_new_message = TRUE;
-				gAgent.sendReliableMessage();
-			}
-		}
-		if (!start_new_message)
-		{
-			gAgent.sendReliableMessage();
-		}
 	}
 }
 
diff --git a/indra/newview/llmediactrl.cpp b/indra/newview/llmediactrl.cpp
index 08c927483f..9cf3249983 100644
--- a/indra/newview/llmediactrl.cpp
+++ b/indra/newview/llmediactrl.cpp
@@ -911,7 +911,7 @@ void LLMediaCtrl::convertInputCoords(S32& x, S32& y)
 	}
 	
 	x = ll_round((F32)x * LLUI::getScaleFactor().mV[VX]);
-	if (  coords_opengl )
+	if ( ! coords_opengl )
 	{
 		y = ll_round((F32)(y) * LLUI::getScaleFactor().mV[VY]);
 	}
diff --git a/indra/newview/llpanelprimmediacontrols.cpp b/indra/newview/llpanelprimmediacontrols.cpp
index 763657ebad..0bcd8a9e63 100644
--- a/indra/newview/llpanelprimmediacontrols.cpp
+++ b/indra/newview/llpanelprimmediacontrols.cpp
@@ -95,7 +95,8 @@ LLPanelPrimMediaControls::LLPanelPrimMediaControls() :
 	mVolumeSliderVisible(0),
 	mWindowShade(NULL),
 	mHideImmediately(false),
-    mSecureURL(false)
+    mSecureURL(false),
+	mMediaPlaySliderCtrlMouseDownValue(0.0)
 {
 	mCommitCallbackRegistrar.add("MediaCtrl.Close",		boost::bind(&LLPanelPrimMediaControls::onClickClose, this));
 	mCommitCallbackRegistrar.add("MediaCtrl.Back",		boost::bind(&LLPanelPrimMediaControls::onClickBack, this));
@@ -109,7 +110,8 @@ LLPanelPrimMediaControls::LLPanelPrimMediaControls() :
 	mCommitCallbackRegistrar.add("MediaCtrl.Open",		boost::bind(&LLPanelPrimMediaControls::onClickOpen, this));
 	mCommitCallbackRegistrar.add("MediaCtrl.Zoom",		boost::bind(&LLPanelPrimMediaControls::onClickZoom, this));
 	mCommitCallbackRegistrar.add("MediaCtrl.CommitURL",	boost::bind(&LLPanelPrimMediaControls::onCommitURL, this));
-	mCommitCallbackRegistrar.add("MediaCtrl.JumpProgress",		boost::bind(&LLPanelPrimMediaControls::onCommitSlider, this));
+	mCommitCallbackRegistrar.add("MediaCtrl.MouseDown", boost::bind(&LLPanelPrimMediaControls::onMediaPlaySliderCtrlMouseDown, this));
+	mCommitCallbackRegistrar.add("MediaCtrl.MouseUp", boost::bind(&LLPanelPrimMediaControls::onMediaPlaySliderCtrlMouseUp, this));
 	mCommitCallbackRegistrar.add("MediaCtrl.CommitVolumeUp",	boost::bind(&LLPanelPrimMediaControls::onCommitVolumeUp, this));
 	mCommitCallbackRegistrar.add("MediaCtrl.CommitVolumeDown",	boost::bind(&LLPanelPrimMediaControls::onCommitVolumeDown, this));
 	mCommitCallbackRegistrar.add("MediaCtrl.Volume",	boost::bind(&LLPanelPrimMediaControls::onCommitVolumeSlider, this));
@@ -1246,26 +1248,38 @@ void LLPanelPrimMediaControls::setCurrentURL()
 #endif	// USE_COMBO_BOX_FOR_MEDIA_URL
 }
 
-void LLPanelPrimMediaControls::onCommitSlider()
+
+void LLPanelPrimMediaControls::onMediaPlaySliderCtrlMouseDown()
 {
-	focusOnTarget();
+	mMediaPlaySliderCtrlMouseDownValue = mMediaPlaySliderCtrl->getValue().asReal();
 
-	LLViewerMediaImpl* media_impl = getTargetMediaImpl();
-	if (media_impl) 
+	mUpdateSlider = false;
+}
+
+void LLPanelPrimMediaControls::onMediaPlaySliderCtrlMouseUp()
+{
+	F64 cur_value = mMediaPlaySliderCtrl->getValue().asReal();
+
+	if (mMediaPlaySliderCtrlMouseDownValue != cur_value)
 	{
-		// get slider value
-		F64 slider_value = mMediaPlaySliderCtrl->getValue().asReal();
-		if(slider_value <= 0.0)
-		{	
-			media_impl->stop();
-		}
-		else 
+		focusOnTarget();
+
+		LLViewerMediaImpl* media_impl = getTargetMediaImpl();
+		if (media_impl)
 		{
-			media_impl->seek(slider_value*mMovieDuration);
-			//mUpdateSlider= false;
+			if (cur_value <= 0.0)
+			{
+				media_impl->stop();
+			}
+			else
+			{
+				media_impl->seek(cur_value * mMovieDuration);
+			}
 		}
+
+		mUpdateSlider = true;
 	}
-}		
+}
 
 void LLPanelPrimMediaControls::onCommitVolumeUp()
 {
diff --git a/indra/newview/llpanelprimmediacontrols.h b/indra/newview/llpanelprimmediacontrols.h
index 6d2eb3430e..21d5236074 100644
--- a/indra/newview/llpanelprimmediacontrols.h
+++ b/indra/newview/llpanelprimmediacontrols.h
@@ -107,8 +107,10 @@ private:
 	
 	void updateZoom();
 	void setCurrentURL();
-	void onCommitSlider();
-	
+
+	void onMediaPlaySliderCtrlMouseDown();
+	void onMediaPlaySliderCtrlMouseUp();
+
 	void onCommitVolumeUp();
 	void onCommitVolumeDown();
 	void onCommitVolumeSlider();
@@ -219,6 +221,8 @@ private:
 	S32 mVolumeSliderVisible;
 
 	LLNotificationPtr mActiveNotification;
+
+	F64 mMediaPlaySliderCtrlMouseDownValue;
 };
 
 #endif // LL_PANELPRIMMEDIACONTROLS_H
diff --git a/indra/newview/lltooldraganddrop.cpp b/indra/newview/lltooldraganddrop.cpp
index 98586e3b3d..27c4c90857 100644
--- a/indra/newview/lltooldraganddrop.cpp
+++ b/indra/newview/lltooldraganddrop.cpp
@@ -223,66 +223,6 @@ void LLCategoryDropObserver::done()
 	}
 	delete this;
 }
-/* Doesn't seem to be used anymore.
-class LLCategoryDropDescendentsObserver : public LLInventoryFetchDescendentsObserver
-{
-public:
-	LLCategoryDropDescendentsObserver(
-		const LLUUID& obj_id, LLToolDragAndDrop::ESource src) :
-		mObjectID(obj_id),
-		mSource(src)
-	{}
-	~LLCategoryDropDescendentsObserver() {}
-	virtual void done();
-
-protected:
-	LLUUID mObjectID;
-	LLToolDragAndDrop::ESource mSource;
-};
-
-void LLCategoryDropDescendentsObserver::done()
-{
-
-	gInventory.removeObserver(this);
-	uuid_vec_t::iterator it = mComplete.begin();
-	uuid_vec_t::iterator end = mComplete.end();
-	LLViewerInventoryCategory::cat_array_t cats;
-	LLViewerInventoryItem::item_array_t items;
-	for(; it != end; ++it)
-	{
-		gInventory.collectDescendents(
-			(*it),
-			cats,
-			items,
-			LLInventoryModel::EXCLUDE_TRASH);
-	}
-
-	S32 count = items.size();
-	if (count)
-	{
-		std::set<LLUUID> unique_ids;
-		for(S32 i = 0; i < count; ++i)
-		{
-			unique_ids.insert(items.get(i)->getUUID());
-		}
-		uuid_vec_t ids;
-		std::back_insert_iterator<uuid_vec_t> copier(ids);
-		std::copy(unique_ids.begin(), unique_ids.end(), copier);
-		LLCategoryDropObserver* dropper;
-		dropper = new LLCategoryDropObserver(ids, mObjectID, mSource);
-		dropper->startFetch();
-		if (dropper->isDone())
-		{
-			dropper->done();
-		}
-		else
-		{
-			gInventory.addObserver(dropper);
-		}
-	}
-	delete this;
-}
-*/
 
 S32 LLToolDragAndDrop::sOperationId = 0;
 
diff --git a/indra/newview/llviewerinventory.cpp b/indra/newview/llviewerinventory.cpp
index 0ee873d7a1..d0813544f8 100644
--- a/indra/newview/llviewerinventory.cpp
+++ b/indra/newview/llviewerinventory.cpp
@@ -384,16 +384,26 @@ void LLViewerInventoryItem::updateServer(BOOL is_new) const
 	LLInventoryModel::LLCategoryUpdate up(mParentUUID, is_new ? 1 : 0);
 	gInventory.accountForUpdate(up);
 
-	LLMessageSystem* msg = gMessageSystem;
-	msg->newMessageFast(_PREHASH_UpdateInventoryItem);
-	msg->nextBlockFast(_PREHASH_AgentData);
-	msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
-	msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
-	msg->addUUIDFast(_PREHASH_TransactionID, mTransactionID);
-	msg->nextBlockFast(_PREHASH_InventoryData);
-	msg->addU32Fast(_PREHASH_CallbackID, 0);
-	packMessage(msg);
-	gAgent.sendReliableMessage();
+    LLSD updates = asLLSD();
+    // Replace asset_id and/or shadow_id with transaction_id (hash_id)
+    if (updates.has("asset_id"))
+    {
+        updates.erase("asset_id");
+        if(getTransactionID().notNull())
+        {
+            updates["hash_id"] = getTransactionID();
+        }
+    }
+    if (updates.has("shadow_id"))
+    {
+        updates.erase("shadow_id");
+        if(getTransactionID().notNull())
+        {
+            updates["hash_id"] = getTransactionID();
+        }
+    }
+    AISAPI::completion_t cr = boost::bind(&doInventoryCb, (LLPointer<LLInventoryCallback>)NULL, _1);
+    AISAPI::UpdateItem(getUUID(), updates, cr);
 }
 
 void LLViewerInventoryItem::fetchFromServer(void) const
@@ -636,17 +646,9 @@ void LLViewerInventoryCategory::updateServer(BOOL is_new) const
 		return;
 	}
 
-	LLInventoryModel::LLCategoryUpdate up(mParentUUID, is_new ? 1 : 0);
-	gInventory.accountForUpdate(up);
-
-	LLMessageSystem* msg = gMessageSystem;
-	msg->newMessageFast(_PREHASH_UpdateInventoryFolder);
-	msg->nextBlockFast(_PREHASH_AgentData);
-	msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
-	msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
-	msg->nextBlockFast(_PREHASH_FolderData);
-	packMessage(msg);
-	gAgent.sendReliableMessage();
+    LLSD new_llsd = asLLSD();
+    AISAPI::completion_t cr = boost::bind(&doInventoryCb, (LLPointer<LLInventoryCallback>)NULL, _1);
+    AISAPI::UpdateCategory(getUUID(), new_llsd, cr);
 }
 
 S32 LLViewerInventoryCategory::getVersion() const
@@ -669,18 +671,6 @@ bool LLViewerInventoryCategory::fetch()
 		mDescendentsRequested.reset();
 		mDescendentsRequested.setTimerExpirySec(FETCH_TIMER_EXPIRY);
 
-		// bitfield
-		// 1 = by date
-		// 2 = folders by date
-		// Need to mask off anything but the first bit.
-		// This comes from LLInventoryFilter from llfolderview.h
-		U32 sort_order = gSavedSettings.getU32(LLInventoryPanel::DEFAULT_SORT_ORDER) & 0x1;
-
-		// *NOTE: For bug EXT-2879, originally commented out
-		// gAgent.getRegion()->getCapability in order to use the old
-		// message-based system.  This has been uncommented now that
-		// AIS folks are aware of the issue and have a fix in process.
-		// see ticket for details.
 
 		std::string url;
 		if (gAgent.getRegion())
@@ -695,24 +685,6 @@ bool LLViewerInventoryCategory::fetch()
 		{
 			LLInventoryModelBackgroundFetch::instance().start(mUUID, false);			
 		}
-		else
-		{	//Deprecated, but if we don't have a capability, use the old system.
-			LL_INFOS(LOG_INV) << "FetchInventoryDescendents2 capability not found.  Using deprecated UDP message." << LL_ENDL;
-			
-			LLMessageSystem* msg = gMessageSystem;
-			msg->newMessage("FetchInventoryDescendents");
-			msg->nextBlock("AgentData");
-			msg->addUUID("AgentID", gAgent.getID());
-			msg->addUUID("SessionID", gAgent.getSessionID());
-			msg->nextBlock("InventoryData");
-			msg->addUUID("FolderID", mUUID);
-			msg->addUUID("OwnerID", mOwnerID);
-
-			msg->addS32("SortOrder", sort_order);
-			msg->addBOOL("FetchFolders", FALSE);
-			msg->addBOOL("FetchItems", TRUE);
-			gAgent.sendReliableMessage();
-		}
 		return true;
 	}
 	return false;
@@ -905,17 +877,16 @@ void LLViewerInventoryCategory::changeType(LLFolderType::EType new_folder_type)
 	const LLUUID &parent_id = getParentUUID();
 	const std::string &name = getName();
 		
-	LLMessageSystem* msg = gMessageSystem;
-	msg->newMessageFast(_PREHASH_UpdateInventoryFolder);
-	msg->nextBlockFast(_PREHASH_AgentData);
-	msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
-	msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
-	msg->nextBlockFast(_PREHASH_FolderData);
-	msg->addUUIDFast(_PREHASH_FolderID, folder_id);
-	msg->addUUIDFast(_PREHASH_ParentID, parent_id);
-	msg->addS8Fast(_PREHASH_Type, new_folder_type);
-	msg->addStringFast(_PREHASH_Name, name);
-	gAgent.sendReliableMessage();
+    LLPointer<LLViewerInventoryCategory> new_cat = new LLViewerInventoryCategory(folder_id,
+                                                                                 parent_id,
+                                                                                 new_folder_type,
+                                                                                 name,
+                                                                                 gAgent.getID());
+        
+        
+    LLSD new_llsd = new_cat->asLLSD();
+    AISAPI::completion_t cr = boost::bind(&doInventoryCb, (LLPointer<LLInventoryCallback>) NULL, _1);
+    AISAPI::UpdateCategory(folder_id, new_llsd, cr);
 
 	setPreferredType(new_folder_type);
 	gInventory.addChangedMask(LLInventoryObserver::LABEL, folder_id);
@@ -1289,40 +1260,10 @@ void link_inventory_array(const LLUUID& category,
 						   << " UUID:" << category << " ] " << LL_ENDL;
 #endif
 	}
-
-    if (AISAPI::isAvailable())
-	{
-		LLSD new_inventory = LLSD::emptyMap();
-		new_inventory["links"] = links;
-        AISAPI::completion_t cr = (cb) ? boost::bind(&doInventoryCb, cb, _1) : AISAPI::completion_t();
-        AISAPI::CreateInventory(category, new_inventory, cr);
-	}
-    else
-	{
-		LLMessageSystem* msg = gMessageSystem;
-		for (LLSD::array_iterator iter = links.beginArray(); iter != links.endArray(); ++iter )
-		{
-			msg->newMessageFast(_PREHASH_LinkInventoryItem);
-			msg->nextBlock(_PREHASH_AgentData);
-			{
-				msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
-				msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
-			}
-			msg->nextBlock(_PREHASH_InventoryBlock);
-			{
-				LLSD link = (*iter);
-				msg->addU32Fast(_PREHASH_CallbackID, gInventoryCallbacks.registerCB(cb));
-				msg->addUUIDFast(_PREHASH_FolderID, category);
-				msg->addUUIDFast(_PREHASH_TransactionID, LLUUID::null);
-				msg->addUUIDFast(_PREHASH_OldItemID, link["linked_id"].asUUID());
-				msg->addS8Fast(_PREHASH_Type, link["type"].asInteger());
-				msg->addS8Fast(_PREHASH_InvType, link["inv_type"].asInteger());
-				msg->addStringFast(_PREHASH_Name, link["name"].asString());
-				msg->addStringFast(_PREHASH_Description, link["desc"].asString());
-			}
-			gAgent.sendReliableMessage();
-		}
-	}
+    LLSD new_inventory = LLSD::emptyMap();
+    new_inventory["links"] = links;
+    AISAPI::completion_t cr = boost::bind(&doInventoryCb, cb, _1);
+    AISAPI::CreateInventory(category, new_inventory, cr);
 }
 
 void move_inventory_item(
@@ -1354,49 +1295,21 @@ void update_inventory_item(
 	LLPointer<LLInventoryCallback> cb)
 {
 	const LLUUID& item_id = update_item->getUUID();
-    if (AISAPI::isAvailable())
-	{
-		LLSD updates = update_item->asLLSD();
-		// Replace asset_id and/or shadow_id with transaction_id (hash_id)
-		if (updates.has("asset_id"))
-		{
-			updates.erase("asset_id");
-			updates["hash_id"] = update_item->getTransactionID();
-		}
-		if (updates.has("shadow_id"))
-		{
-			updates.erase("shadow_id");
-			updates["hash_id"] = update_item->getTransactionID();
-		}
-        AISAPI::completion_t cr = (cb) ? boost::bind(&doInventoryCb, cb, _1) : AISAPI::completion_t();
-        AISAPI::UpdateItem(item_id, updates, cr);
-	}
-    else
-	{
-		LLPointer<LLViewerInventoryItem> obj = gInventory.getItem(item_id);
-		LL_DEBUGS(LOG_INV) << "item_id: [" << item_id << "] name " << (update_item ? update_item->getName() : "(NOT FOUND)") << LL_ENDL;
-		if(obj)
-		{
-			LLMessageSystem* msg = gMessageSystem;
-			msg->newMessageFast(_PREHASH_UpdateInventoryItem);
-			msg->nextBlockFast(_PREHASH_AgentData);
-			msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
-			msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
-			msg->addUUIDFast(_PREHASH_TransactionID, update_item->getTransactionID());
-			msg->nextBlockFast(_PREHASH_InventoryData);
-			msg->addU32Fast(_PREHASH_CallbackID, 0);
-			update_item->packMessage(msg);
-			gAgent.sendReliableMessage();
-
-			LLInventoryModel::LLCategoryUpdate up(update_item->getParentUUID(), 0);
-			gInventory.accountForUpdate(up);
-			gInventory.updateItem(update_item);
-			if (cb)
-			{
-				cb->fire(item_id);
-			}
-		}
-	}
+  
+    LLSD updates = update_item->asLLSD();
+    // Replace asset_id and/or shadow_id with transaction_id (hash_id)
+    if (updates.has("asset_id"))
+    {
+        updates.erase("asset_id");
+        updates["hash_id"] = update_item->getTransactionID();
+    }
+    if (updates.has("shadow_id"))
+    {
+        updates.erase("shadow_id");
+        updates["hash_id"] = update_item->getTransactionID();
+    }
+    AISAPI::completion_t cr = boost::bind(&doInventoryCb, cb, _1);
+    AISAPI::UpdateItem(item_id, updates, cr);
 }
 
 // Note this only supports updating an existing item. Goes through AISv3
@@ -1407,41 +1320,8 @@ void update_inventory_item(
 	const LLSD& updates,
 	LLPointer<LLInventoryCallback> cb)
 {
-    if (AISAPI::isAvailable())
-	{
-        AISAPI::completion_t cr = (cb) ? boost::bind(&doInventoryCb, cb, _1) : AISAPI::completion_t();
-        AISAPI::UpdateItem(item_id, updates, cr);
-	}
-    else
-	{
-		LLPointer<LLViewerInventoryItem> obj = gInventory.getItem(item_id);
-		LL_DEBUGS(LOG_INV) << "item_id: [" << item_id << "] name " << (obj ? obj->getName() : "(NOT FOUND)") << LL_ENDL;
-		if(obj)
-		{
-			LLPointer<LLViewerInventoryItem> new_item(new LLViewerInventoryItem);
-			new_item->copyViewerItem(obj);
-			new_item->fromLLSD(updates,false);
-
-			LLMessageSystem* msg = gMessageSystem;
-			msg->newMessageFast(_PREHASH_UpdateInventoryItem);
-			msg->nextBlockFast(_PREHASH_AgentData);
-			msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
-			msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
-			msg->addUUIDFast(_PREHASH_TransactionID, new_item->getTransactionID());
-			msg->nextBlockFast(_PREHASH_InventoryData);
-			msg->addU32Fast(_PREHASH_CallbackID, 0);
-			new_item->packMessage(msg);
-			gAgent.sendReliableMessage();
-
-			LLInventoryModel::LLCategoryUpdate up(new_item->getParentUUID(), 0);
-			gInventory.accountForUpdate(up);
-			gInventory.updateItem(new_item);
-			if (cb)
-			{
-				cb->fire(item_id);
-			}
-		}
-	}
+    AISAPI::completion_t cr = boost::bind(&doInventoryCb, cb, _1);
+    AISAPI::UpdateItem(item_id, updates, cr);
 }
 
 void update_inventory_category(
@@ -1461,32 +1341,9 @@ void update_inventory_category(
 
 		LLPointer<LLViewerInventoryCategory> new_cat = new LLViewerInventoryCategory(obj);
 		new_cat->fromLLSD(updates);
-		// FIXME - restore this once the back-end work has been done.
-        if (AISAPI::isAvailable())
-		{
-			LLSD new_llsd = new_cat->asLLSD();
-            AISAPI::completion_t cr = (cb) ? boost::bind(&doInventoryCb, cb, _1) : AISAPI::completion_t();
-            AISAPI::UpdateCategory(cat_id, new_llsd, cr);
-		}
-		else // no cap
-		{
-			LLMessageSystem* msg = gMessageSystem;
-			msg->newMessageFast(_PREHASH_UpdateInventoryFolder);
-			msg->nextBlockFast(_PREHASH_AgentData);
-			msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
-			msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
-			msg->nextBlockFast(_PREHASH_FolderData);
-			new_cat->packMessage(msg);
-			gAgent.sendReliableMessage();
-
-			LLInventoryModel::LLCategoryUpdate up(new_cat->getParentUUID(), 0);
-			gInventory.accountForUpdate(up);
-			gInventory.updateCategory(new_cat);
-			if (cb)
-			{
-				cb->fire(cat_id);
-			}
-		}
+        LLSD new_llsd = new_cat->asLLSD();
+        AISAPI::completion_t cr = boost::bind(&doInventoryCb, cb, _1);
+        AISAPI::UpdateCategory(cat_id, new_llsd, cr);
 	}
 }
 
@@ -1604,41 +1461,8 @@ void remove_inventory_category(
 			LLNotificationsUtil::add("CannotRemoveProtectedCategories");
 			return;
 		}
-        if (AISAPI::isAvailable())
-		{
-            AISAPI::completion_t cr = (cb) ? boost::bind(&doInventoryCb, cb, _1) : AISAPI::completion_t();
-            AISAPI::RemoveCategory(cat_id, cr);
-		}
-		else // no cap
-		{
-			// RemoveInventoryFolder does not remove children, so must
-			// clear descendents first.
-			LLInventoryModel::EHasChildren children = gInventory.categoryHasChildren(cat_id);
-			if(children != LLInventoryModel::CHILDREN_NO)
-			{
-				LL_DEBUGS(LOG_INV) << "Will purge descendents first before deleting category " << cat_id << LL_ENDL;
-				LLPointer<LLInventoryCallback> wrap_cb = new LLRemoveCategoryOnDestroy(cat_id, cb); 
-				purge_descendents_of(cat_id, wrap_cb);
-				return;
-			}
-
-			LLMessageSystem* msg = gMessageSystem;
-			msg->newMessageFast(_PREHASH_RemoveInventoryFolder);
-			msg->nextBlockFast(_PREHASH_AgentData);
-			msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
-			msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
-			msg->nextBlockFast(_PREHASH_FolderData);
-			msg->addUUIDFast(_PREHASH_FolderID, cat_id);
-			gAgent.sendReliableMessage();
-
-			// Update inventory and call callback immediately since
-			// message-based system has no callback mechanism (!)
-			gInventory.onObjectDeletedFromServer(cat_id);
-			if (cb)
-			{
-				cb->fire(cat_id);
-			}
-		}
+        AISAPI::completion_t cr = boost::bind(&doInventoryCb, cb, _1);
+        AISAPI::RemoveCategory(cat_id, cr);
 	}
 	else
 	{
@@ -1857,29 +1681,11 @@ void slam_inventory_folder(const LLUUID& folder_id,
 						   const LLSD& contents,
 						   LLPointer<LLInventoryCallback> cb)
 {
-    if (AISAPI::isAvailable())
-	{
-		LL_DEBUGS(LOG_INV) << "using AISv3 to slam folder, id " << folder_id
-						   << " new contents: " << ll_pretty_print_sd(contents) << LL_ENDL;
+    LL_DEBUGS(LOG_INV) << "using AISv3 to slam folder, id " << folder_id
+                       << " new contents: " << ll_pretty_print_sd(contents) << LL_ENDL;
 
-        AISAPI::completion_t cr = (cb) ? boost::bind(&doInventoryCb, cb, _1) : AISAPI::completion_t();
-        AISAPI::SlamFolder(folder_id, contents, cr);
-	}
-	else // no cap
-	{
-		LL_DEBUGS(LOG_INV) << "using item-by-item calls to slam folder, id " << folder_id
-						   << " new contents: " << ll_pretty_print_sd(contents) << LL_ENDL;
-		for (LLSD::array_const_iterator it = contents.beginArray();
-			 it != contents.endArray();
-			 ++it)
-		{
-			const LLSD& item_contents = *it;
-			LLViewerInventoryItem *item = new LLViewerInventoryItem;
-			item->fromLLSD(item_contents);
-			link_inventory_object(folder_id, item, cb);
-		}
-		remove_folder_contents(folder_id,false,cb);
-	}
+    AISAPI::completion_t cr = boost::bind(&doInventoryCb, cb, _1);
+    AISAPI::SlamFolder(folder_id, contents, cr);
 }
 
 void remove_folder_contents(const LLUUID& category, bool keep_outfit_links,
diff --git a/indra/newview/llviewerinventory.h b/indra/newview/llviewerinventory.h
index 4e91e4110a..5194679a0c 100644
--- a/indra/newview/llviewerinventory.h
+++ b/indra/newview/llviewerinventory.h
@@ -38,6 +38,7 @@ class LLInventoryPanel;
 class LLFolderView;
 class LLFolderBridge;
 class LLViewerInventoryCategory;
+class LLInventoryCallback;
 
 //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 // Class LLViewerInventoryItem
@@ -387,9 +388,9 @@ void update_inventory_item(
 	LLPointer<LLInventoryCallback> cb);
 
 void update_inventory_category(
-	const LLUUID& cat_id,
-	const LLSD& updates,
-	LLPointer<LLInventoryCallback> cb);
+    const LLUUID& cat_id,
+    const LLSD& updates,
+    LLPointer<LLInventoryCallback> cb);
 
 void remove_inventory_items(
 	LLInventoryObject::object_list_t& items,
diff --git a/indra/newview/skins/default/xui/en/floater_web_content.xml b/indra/newview/skins/default/xui/en/floater_web_content.xml
index 7b63a67415..4473ce0cda 100644
--- a/indra/newview/skins/default/xui/en/floater_web_content.xml
+++ b/indra/newview/skins/default/xui/en/floater_web_content.xml
@@ -25,10 +25,10 @@
     <layout_panel
       auto_resize="false"
       default_tab_group="1"
-      height="44"
+      height="22"
       layout="topleft"
       left="0"
-      min_height="40"
+      min_height="20"
       name="nav_controls"
       top="400"
       width="770">
@@ -152,112 +152,136 @@
         <button.commit_callback
           function="WebContent.PopExternal" />
       </button>
+    </layout_panel>
+    <layout_panel
+     height="22"
+     layout="topleft"
+     left_delta="0"
+     name="debug_controls"
+     top_delta="0"
+     auto_resize="false"
+     width="585">
+      <button
+        image_overlay="Home_Off"
+            image_disabled="PushButton_Disabled"
+            image_disabled_selected="PushButton_Disabled"
+            image_selected="PushButton_Selected"
+            image_unselected="PushButton_Off"
+        chrome="true"
+        tool_tip="Web tests home page"
+        enabled="true"
+        follows="left|top"
+        height="22"
+        layout="topleft"
+        left="1"
+        name="web_test_home_page"
+        top="0"
+        width="22">
+        <button.commit_callback
+          function="WebContent.TestURL"
+          parameter="https://callum-linden.s3.amazonaws.com/ceftests.html"/>
+      </button>
 
       <button
         image_overlay="Video_URL_Off"
-		    image_disabled="PushButton_Disabled"
-		    image_disabled_selected="PushButton_Disabled"
-		    image_selected="PushButton_Selected"
-		    image_unselected="PushButton_Off"
+            image_disabled="PushButton_Disabled"
+            image_disabled_selected="PushButton_Disabled"
+            image_selected="PushButton_Selected"
+            image_unselected="PushButton_Off"
         chrome="true"
         tool_tip="MPEG4 Video Test"
         enabled="true"
         follows="left|top"
         height="22"
         layout="topleft"
-        left="1"
+        left="27"
         name="VLC Plugin Test"
-        top="22"
+        top="0"
         width="22">
         <button.commit_callback
-          function="WebContent.TestVideo"
+          function="WebContent.TestURL"
           parameter="https://callum-linden.s3.amazonaws.com/sample_media/ss.mp4"/>
       </button>
-
       <button
         image_overlay="Video_URL_Off"
-		    image_disabled="PushButton_Disabled"
-		    image_disabled_selected="PushButton_Disabled"
-		    image_selected="PushButton_Selected"
-		    image_unselected="PushButton_Off"
+            image_disabled="PushButton_Disabled"
+            image_disabled_selected="PushButton_Disabled"
+            image_selected="PushButton_Selected"
+            image_unselected="PushButton_Off"
         chrome="true"
         tool_tip="MKV Video Test"
         enabled="true"
         follows="left|top"
         height="22"
         layout="topleft"
-        left="27"
+        left="51"
         name="VLC Plugin Test"
-        top="22"
+        top="0"
         width="22">
         <button.commit_callback
-          function="WebContent.TestVideo"
+          function="WebContent.TestURL"
           parameter="https://callum-linden.s3.amazonaws.com/sample_media/jellyfish.mkv"/>
       </button>
-
       <button
         image_overlay="Video_URL_Off"
-		    image_disabled="PushButton_Disabled"
-		    image_disabled_selected="PushButton_Disabled"
-		    image_selected="PushButton_Selected"
-		    image_unselected="PushButton_Off"
+            image_disabled="PushButton_Disabled"
+            image_disabled_selected="PushButton_Disabled"
+            image_selected="PushButton_Selected"
+            image_unselected="PushButton_Off"
         chrome="true"
         tool_tip="WebM Video Test"
         enabled="true"
         follows="left|top"
         height="22"
         layout="topleft"
-        left="51"
+        left="75"
         name="VLC Plugin Test"
-        top="22"
+        top="0"
         width="22">
         <button.commit_callback
-          function="WebContent.TestVideo"
+          function="WebContent.TestURL"
           parameter="https://callum-linden.s3.amazonaws.com/sample_media/jumprope.webm"/>
       </button>
-
       <button
         image_overlay="Video_URL_Off"
-		    image_disabled="PushButton_Disabled"
-		    image_disabled_selected="PushButton_Disabled"
-		    image_selected="PushButton_Selected"
-		    image_unselected="PushButton_Off"
+            image_disabled="PushButton_Disabled"
+            image_disabled_selected="PushButton_Disabled"
+            image_selected="PushButton_Selected"
+            image_unselected="PushButton_Off"
         chrome="true"
         tool_tip="MP3 audio Test"
         enabled="true"
         follows="left|top"
         height="22"
         layout="topleft"
-        left="75"
+        left="99"
         name="VLC Plugin Test"
-        top="22"
+        top="0"
         width="22">
         <button.commit_callback
-          function="WebContent.TestVideo"
+          function="WebContent.TestURL"
           parameter="https://callum-linden.s3.amazonaws.com/alegria.mp3"/>
       </button>
-
       <button
         image_overlay="Video_URL_Off"
-		    image_disabled="PushButton_Disabled"
-		    image_disabled_selected="PushButton_Disabled"
-		    image_selected="PushButton_Selected"
-		    image_unselected="PushButton_Off"
+            image_disabled="PushButton_Disabled"
+            image_disabled_selected="PushButton_Disabled"
+            image_selected="PushButton_Selected"
+            image_unselected="PushButton_Off"
         chrome="true"
         tool_tip="FLV Test"
         enabled="true"
         follows="left|top"
         height="22"
         layout="topleft"
-        left="99"
+        left="123"
         name="VLC Plugin Test"
-        top="22"
+        top="0"
         width="22">
         <button.commit_callback
-          function="WebContent.TestVideo"
+          function="WebContent.TestURL"
           parameter="https://callum-linden.s3.amazonaws.com/sample_media/vandal.flv"/>
       </button>
-
     </layout_panel>
     <layout_panel
       height="40"
diff --git a/indra/newview/skins/default/xui/en/menu_login.xml b/indra/newview/skins/default/xui/en/menu_login.xml
index 419ec359a6..4576111db1 100644
--- a/indra/newview/skins/default/xui/en/menu_login.xml
+++ b/indra/newview/skins/default/xui/en/menu_login.xml
@@ -232,11 +232,11 @@
              parameter="message_critical" />
         </menu_item_call>
       <menu_item_call
-       label="Web Content Floater Debug Test"
-       name="Web Content Floater Debug Test">
+       label="Media Browser"
+       name="Media Browser">
         <menu_item_call.on_click
          function="Advanced.WebContentTest"
-         parameter="https://callum-linden.s3.amazonaws.com/ceftests.html"/>
+         parameter="http://google.com"/>
       </menu_item_call>
       <menu
        create_jump_keys="true"
diff --git a/indra/newview/skins/default/xui/en/menu_viewer.xml b/indra/newview/skins/default/xui/en/menu_viewer.xml
index 0a492fb37b..82488cd88d 100644
--- a/indra/newview/skins/default/xui/en/menu_viewer.xml
+++ b/indra/newview/skins/default/xui/en/menu_viewer.xml
@@ -3141,30 +3141,13 @@
          label="UI"
          name="UI"
          tear_off="true">
-         <!--   <menu_item_check
-             label="New Bottom Bar"
-             name="New Bottom Bar">
-                <menu_item_check.on_check
-                 function="CheckControl"
-                 parameter="BottomPanelNew" />
-                <menu_item_check.on_click
-                 function="ToggleControl"
-                 parameter="BottomPanelNew" />
-            </menu_item_check>-->
-            <menu_item_call
-             label="Media Browser Test"
-             name="Web Browser Test">
-                <menu_item_call.on_click
-                 function="Advanced.WebBrowserTest"
-                 parameter="http://secondlife.com/app/search/slurls.html"/>
-            </menu_item_call>
           <menu_item_call
-           label="Web Content Browser"
-           name="Web Content Browser"
-           shortcut="control|shift|Z">
+           label="Media Browser"
+           name="Media Browser"
+           shortcut="control|alt|shift|Z">
             <menu_item_call.on_click
              function="Advanced.WebContentTest"
-             parameter="https://callum-linden.s3.amazonaws.com/ceftests.html"/>
+             parameter="http://google.com"/>
           </menu_item_call>
           <menu_item_call
            label="FB Connect Test"
diff --git a/indra/newview/skins/default/xui/en/panel_prim_media_controls.xml b/indra/newview/skins/default/xui/en/panel_prim_media_controls.xml
index eb67d07601..068e4420bc 100644
--- a/indra/newview/skins/default/xui/en/panel_prim_media_controls.xml
+++ b/indra/newview/skins/default/xui/en/panel_prim_media_controls.xml
@@ -374,9 +374,11 @@
 		  layout="topleft"
 		  tool_tip="Movie play progress"
 		  width="200">
-		<slider_bar.commit_callback
-			function="MediaCtrl.JumpProgress" />
-	  </slider_bar>
+      <slider_bar.mouse_down_callback
+        function="MediaCtrl.MouseDown" />
+      <slider_bar.mouse_up_callback
+        function="MediaCtrl.MouseUp" />
+    </slider_bar>
 	</layout_panel>
 	<layout_panel
 		name="skip_back"