23 files changed, 114 insertions, 142 deletions
diff --git a/indra/llui/CMakeLists.txt b/indra/llui/CMakeLists.txt
index d96824bbf8..e0579352d3 100644
--- a/indra/llui/CMakeLists.txt
+++ b/indra/llui/CMakeLists.txt
@@ -308,6 +308,10 @@ if(LL_TESTS)
       ${BOOST_FIBER_LIBRARY} ${BOOST_CONTEXT_LIBRARY} ${BOOST_SYSTEM_LIBRARY}
       ${WINDOWS_LIBRARIES})
   if(NOT LINUX)
-    LL_ADD_INTEGRATION_TEST(llurlentry llurlentry.cpp "${test_libs}")
+    if(WINDOWS)
+      LL_ADD_INTEGRATION_TEST(llurlentry llurlentry.cpp "imm32;${test_libs}")
+    else(WINDOWS)
+      LL_ADD_INTEGRATION_TEST(llurlentry llurlentry.cpp "${test_libs}")
+    endif(WINDOWS)
   endif(NOT LINUX)
 endif(LL_TESTS)
diff --git a/indra/llui/llcombobox.cpp b/indra/llui/llcombobox.cpp
index bcc653a602..9ca05a16f3 100644
--- a/indra/llui/llcombobox.cpp
+++ b/indra/llui/llcombobox.cpp
@@ -113,6 +113,10 @@ LLComboBox::LLComboBox(const LLComboBox::Params& p)
 	}
 
 	mArrowImage = button_params.image_unselected;
+    if (mArrowImage.notNull())
+    {
+        mImageLoadedConnection = mArrowImage->addLoadedCallback(boost::bind(&LLComboBox::imageLoaded, this));
+    }
 
 	mButton = LLUICtrlFactory::create<LLButton>(button_params);
 
@@ -183,6 +187,7 @@ LLComboBox::~LLComboBox()
 
 	// explicitly disconect this signal, since base class destructor might fire top lost
 	mTopLostSignalConnection.disconnect();
+    mImageLoadedConnection.disconnect();
 }
 
 
@@ -1074,6 +1079,30 @@ void LLComboBox::onSetHighlight() const
     }
 }
 
+void LLComboBox::imageLoaded()
+{
+    static LLUICachedControl<S32> drop_shadow_button("DropShadowButton", 0);
+
+    if (mAllowTextEntry)
+    {
+        LLRect rect = getLocalRect();
+        S32 arrow_width = mArrowImage ? mArrowImage->getWidth() : 0;
+        S32 shadow_size = drop_shadow_button;
+        mButton->setRect(LLRect(getRect().getWidth() - llmax(8, arrow_width) - 2 * shadow_size,
+            rect.mTop, rect.mRight, rect.mBottom));
+        if (mButton->getVisible())
+        {
+            // recalculate field size
+            if (mTextEntry)
+            {
+                LLRect text_entry_rect(0, getRect().getHeight(), getRect().getWidth(), 0);
+                text_entry_rect.mRight -= llmax(8, arrow_width) + 2 * drop_shadow_button;
+                mTextEntry->reshape(text_entry_rect.getWidth(), text_entry_rect.getHeight(), TRUE);
+            }
+        }
+    }
+}
+
 //============================================================================
 // LLCtrlListInterface functions
 
diff --git a/indra/llui/llcombobox.h b/indra/llui/llcombobox.h
index e17d6cdfb4..cac8850a25 100644
--- a/indra/llui/llcombobox.h
+++ b/indra/llui/llcombobox.h
@@ -105,6 +105,8 @@ protected:
     virtual std::string _getSearchText() const;
     virtual void onSetHighlight() const;
 
+    void imageLoaded();
+
 public:
 	// LLView interface
 	virtual void	onFocusLost();
@@ -244,6 +246,7 @@ private:
 	commit_callback_t	mTextChangedCallback;
 	commit_callback_t	mSelectionCallback;
 	boost::signals2::connection mTopLostSignalConnection;
+    boost::signals2::connection mImageLoadedConnection;
 	commit_signal_t		mOnReturnSignal;
 	S32                 mLastSelectedIndex;
 };
diff --git a/indra/llui/llfloater.cpp b/indra/llui/llfloater.cpp
index 0e42922543..03efd09689 100644
--- a/indra/llui/llfloater.cpp
+++ b/indra/llui/llfloater.cpp
@@ -3268,11 +3268,9 @@ boost::signals2::connection LLFloater::setCloseCallback( const commit_signal_t::
 	return mCloseSignal.connect(cb);
 }
 
-LLTrace::BlockTimerStatHandle POST_BUILD("Floater Post Build");
-static LLTrace::BlockTimerStatHandle FTM_EXTERNAL_FLOATER_LOAD("Load Extern Floater Reference");
-
 bool LLFloater::initFloaterXML(LLXMLNodePtr node, LLView *parent, const std::string& filename, LLXMLNodePtr output_node)
 {
+    LL_PROFILE_ZONE_SCOPED;
 	Params default_params(LLUICtrlFactory::getDefaultParams<LLFloater>());
 	Params params(default_params);
 
@@ -3299,7 +3297,6 @@ bool LLFloater::initFloaterXML(LLXMLNodePtr node, LLView *parent, const std::str
 
 		LLUICtrlFactory::instance().pushFileName(xml_filename);
 
-		LL_RECORD_BLOCK_TIME(FTM_EXTERNAL_FLOATER_LOAD);
 		if (!LLUICtrlFactory::getLayeredXMLNode(xml_filename, referenced_xml))
 		{
 			LL_WARNS() << "Couldn't parse panel from: " << xml_filename << LL_ENDL;
@@ -3375,12 +3372,8 @@ bool LLFloater::initFloaterXML(LLXMLNodePtr node, LLView *parent, const std::str
 	}
 
 	BOOL result;
-	{
-		LL_RECORD_BLOCK_TIME(POST_BUILD);
-
-		result = postBuild();
-	}
-
+	result = postBuild();
+	
 	if (!result)
 	{
 		LL_ERRS() << "Failed to construct floater " << getName() << LL_ENDL;
@@ -3424,11 +3417,9 @@ bool LLFloater::isVisible(const LLFloater* floater)
     return floater && floater->getVisible();
 }
 
-static LLTrace::BlockTimerStatHandle FTM_BUILD_FLOATERS("Build Floaters");
-
 bool LLFloater::buildFromFile(const std::string& filename)
 {
-	LL_RECORD_BLOCK_TIME(FTM_BUILD_FLOATERS);
+    LL_PROFILE_ZONE_SCOPED;
 	LLXMLNodePtr root;
 
 	if (!LLUICtrlFactory::getLayeredXMLNode(filename, root))
diff --git a/indra/llui/llfloater.h b/indra/llui/llfloater.h
index 2672d600c6..306760b7fb 100644
--- a/indra/llui/llfloater.h
+++ b/indra/llui/llfloater.h
@@ -346,6 +346,8 @@ public:
 	// handle refocusing.
 	static void		closeFrontmostFloater();
 
+    static bool     isQuitRequested() { return sQuitting; }
+
 //	LLNotification::Params contextualNotification(const std::string& name) 
 //	{ 
 //	    return LLNotification::Params(name).context(mNotificationContext); 
diff --git a/indra/llui/llfolderview.cpp b/indra/llui/llfolderview.cpp
index 54fdee6901..ea2ca68e47 100644
--- a/indra/llui/llfolderview.cpp
+++ b/indra/llui/llfolderview.cpp
@@ -189,7 +189,6 @@ LLFolderView::LLFolderView(const Params& p)
 	mViewModel(p.view_model),
     mGroupedItemModel(p.grouped_item_model)
 {
-	claimMem(mViewModel);
     LLPanel* panel = p.parent_panel;
     mParentPanel = panel->getHandle();
 	mViewModel->setFolderView(this);
@@ -339,11 +338,9 @@ S32 LLFolderView::arrange( S32* unused_width, S32* unused_height )
 	return ll_round(mTargetHeight);
 }
 
-static LLTrace::BlockTimerStatHandle FTM_FILTER("Filter Folder View");
-
 void LLFolderView::filter( LLFolderViewFilter& filter )
 {
-	LL_RECORD_BLOCK_TIME(FTM_FILTER);
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
     static LLCachedControl<S32> time_visible(*LLUI::getInstance()->mSettingGroups["config"], "FilterItemsMaxTimePerFrameVisible", 10);
     static LLCachedControl<S32> time_invisible(*LLUI::getInstance()->mSettingGroups["config"], "FilterItemsMaxTimePerFrameUnvisible", 1);
     filter.resetTime(llclamp((mParentPanel.get()->getVisible() ? time_visible() : time_invisible()), 1, 100));
@@ -505,10 +502,9 @@ BOOL LLFolderView::changeSelection(LLFolderViewItem* selection, BOOL selected)
 	return rv;
 }
 
-static LLTrace::BlockTimerStatHandle FTM_SANITIZE_SELECTION("Sanitize Selection");
 void LLFolderView::sanitizeSelection()
 {
-	LL_RECORD_BLOCK_TIME(FTM_SANITIZE_SELECTION);
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 	// store off current item in case it is automatically deselected
 	// and we want to preserve context
 	LLFolderViewItem* original_selected_item = getCurSelectedItem();
@@ -1623,7 +1619,6 @@ void LLFolderView::setShowSingleSelection(bool show)
 	}
 }
 
-static LLTrace::BlockTimerStatHandle FTM_AUTO_SELECT("Open and Select");
 static LLTrace::BlockTimerStatHandle FTM_INVENTORY("Inventory");
 
 // Main idle routine
@@ -1631,7 +1626,7 @@ void LLFolderView::update()
 {
 	// If this is associated with the user's inventory, don't do anything
 	// until that inventory is loaded up.
-	LL_RECORD_BLOCK_TIME(FTM_INVENTORY);
+	LL_PROFILE_ZONE_SCOPED_CATEGORY_UI; //LL_RECORD_BLOCK_TIME(FTM_INVENTORY);
     
     // If there's no model, the view is in suspended state (being deleted) and shouldn't be updated
     if (getFolderViewModel() == NULL)
@@ -1659,7 +1654,6 @@ void LLFolderView::update()
 	// automatically show matching items, and select first one if we had a selection
 	if (mNeedsAutoSelect)
 	{
-		LL_RECORD_BLOCK_TIME(FTM_AUTO_SELECT);
 		// select new item only if a filtered item not currently selected and there was a selection
 		LLFolderViewItem* selected_itemp = mSelectedItems.empty() ? NULL : mSelectedItems.back();
 		if (!mAutoSelectOverride && selected_itemp && !selected_itemp->getViewModelItem()->potentiallyVisible())
diff --git a/indra/llui/llfolderviewmodel.h b/indra/llui/llfolderviewmodel.h
index e62b2779dd..093e213be3 100644
--- a/indra/llui/llfolderviewmodel.h
+++ b/indra/llui/llfolderviewmodel.h
@@ -108,11 +108,10 @@ public:
 	virtual S32 				getFirstRequiredGeneration() const = 0;
 };
 
-class LLFolderViewModelInterface : public LLTrace::MemTrackable<LLFolderViewModelInterface>
+class LLFolderViewModelInterface
 {
 public:
 	LLFolderViewModelInterface() 
-	:	LLTrace::MemTrackable<LLFolderViewModelInterface>("LLFolderViewModelInterface") 
 	{}
 
 	virtual ~LLFolderViewModelInterface() {}
@@ -133,11 +132,10 @@ public:
 
 // This is an abstract base class that users of the folderview classes
 // would use to bridge the folder view with the underlying data
-class LLFolderViewModelItem : public LLRefCount, public LLTrace::MemTrackable<LLFolderViewModelItem>
+class LLFolderViewModelItem : public LLRefCount
 {
 public:
 	LLFolderViewModelItem() 
-	:	LLTrace::MemTrackable<LLFolderViewModelItem>("LLFolderViewModelItem") 
 	{}
 
 	virtual ~LLFolderViewModelItem() { }
diff --git a/indra/llui/lllayoutstack.cpp b/indra/llui/lllayoutstack.cpp
index 29a156e933..aac28e04b9 100644
--- a/indra/llui/lllayoutstack.cpp
+++ b/indra/llui/lllayoutstack.cpp
@@ -340,8 +340,6 @@ void LLLayoutStack::collapsePanel(LLPanel* panel, BOOL collapsed)
 	mNeedsLayout = true;
 }
 
-static LLTrace::BlockTimerStatHandle FTM_UPDATE_LAYOUT("Update LayoutStacks");
-
 class LLImagePanel : public LLPanel
 {
 public:
@@ -369,7 +367,7 @@ private:
 
 void LLLayoutStack::updateLayout()
 {	
-	LL_RECORD_BLOCK_TIME(FTM_UPDATE_LAYOUT);
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 
 	if (!mNeedsLayout) return;
 
diff --git a/indra/llui/llnotifications.cpp b/indra/llui/llnotifications.cpp
index a1f0e78bf3..7c381161c9 100644
--- a/indra/llui/llnotifications.cpp
+++ b/indra/llui/llnotifications.cpp
@@ -1387,7 +1387,7 @@ bool LLNotifications::failedUniquenessTest(const LLSD& payload)
 
 LLNotificationChannelPtr LLNotifications::getChannel(const std::string& channelName)
 {
-	return LLNotificationChannelPtr(LLNotificationChannel::getInstance(channelName));
+	return LLNotificationChannelPtr(LLNotificationChannel::getInstance(channelName).get());
 }
 
 
diff --git a/indra/llui/llpanel.cpp b/indra/llui/llpanel.cpp
index 00da0f5fec..f770920c4a 100644
--- a/indra/llui/llpanel.cpp
+++ b/indra/llui/llpanel.cpp
@@ -800,14 +800,12 @@ boost::signals2::connection LLPanel::setVisibleCallback( const commit_signal_t::
 	return mVisibleSignal->connect(cb);
 }
 
-static LLTrace::BlockTimerStatHandle FTM_BUILD_PANELS("Build Panels");
-
 //-----------------------------------------------------------------------------
 // buildPanel()
 //-----------------------------------------------------------------------------
 BOOL LLPanel::buildFromFile(const std::string& filename, const LLPanel::Params& default_params)
 {
-	LL_RECORD_BLOCK_TIME(FTM_BUILD_PANELS);
+    LL_PROFILE_ZONE_SCOPED;
 	BOOL didPost = FALSE;
 	LLXMLNodePtr root;
 
diff --git a/indra/llui/llscrolllistctrl.cpp b/indra/llui/llscrolllistctrl.cpp
index cd87c44dc2..11b0eb9f80 100644
--- a/indra/llui/llscrolllistctrl.cpp
+++ b/indra/llui/llscrolllistctrl.cpp
@@ -3056,10 +3056,9 @@ LLScrollListColumn* LLScrollListCtrl::getColumn(const std::string& name)
 	return NULL;
 }
 
-LLTrace::BlockTimerStatHandle FTM_ADD_SCROLLLIST_ELEMENT("Add Scroll List Item");
 LLScrollListItem* LLScrollListCtrl::addElement(const LLSD& element, EAddPosition pos, void* userdata)
 {
-	LL_RECORD_BLOCK_TIME(FTM_ADD_SCROLLLIST_ELEMENT);
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 	LLScrollListItem::Params item_params;
 	LLParamSDParser parser;
 	parser.readSD(element, item_params);
@@ -3069,14 +3068,14 @@ LLScrollListItem* LLScrollListCtrl::addElement(const LLSD& element, EAddPosition
 
 LLScrollListItem* LLScrollListCtrl::addRow(const LLScrollListItem::Params& item_p, EAddPosition pos)
 {
-	LL_RECORD_BLOCK_TIME(FTM_ADD_SCROLLLIST_ELEMENT);
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 	LLScrollListItem *new_item = new LLScrollListItem(item_p);
 	return addRow(new_item, item_p, pos);
 }
 
 LLScrollListItem* LLScrollListCtrl::addRow(LLScrollListItem *new_item, const LLScrollListItem::Params& item_p, EAddPosition pos)
 {
-	LL_RECORD_BLOCK_TIME(FTM_ADD_SCROLLLIST_ELEMENT);
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 	if (!item_p.validateBlock() || !new_item) return NULL;
 	new_item->setNumColumns(mColumns.size());
 
diff --git a/indra/llui/llstatbar.cpp b/indra/llui/llstatbar.cpp
index 6c8e63442b..2449100952 100644
--- a/indra/llui/llstatbar.cpp
+++ b/indra/llui/llstatbar.cpp
@@ -160,6 +160,7 @@ LLStatBar::Params::Params()
 	tick_spacing("tick_spacing", 0.f),
 	decimal_digits("decimal_digits", 3),
 	show_bar("show_bar", false),
+	show_median("show_median", false),
 	show_history("show_history", false),
 	scale_range("scale_range", true),
 	num_frames("num_frames", 200),
@@ -186,6 +187,7 @@ LLStatBar::LLStatBar(const Params& p)
 	mNumShortHistoryFrames(p.num_frames_short),
 	mMaxHeight(p.max_height),
 	mDisplayBar(p.show_bar),
+	mShowMedian(p.show_median),
 	mDisplayHistory(p.show_history),
 	mOrientation(p.orientation),
 	mAutoScaleMax(!p.bar_max.isProvided()),
@@ -318,7 +320,14 @@ void LLStatBar::draw()
 			min           = frame_recording.getPeriodMinPerSec(count_stat, num_frames);
 			max           = frame_recording.getPeriodMaxPerSec(count_stat, num_frames);
 			mean          = frame_recording.getPeriodMeanPerSec(count_stat, num_frames);
-			display_value = mean;
+			if (mShowMedian)
+			{
+				display_value = frame_recording.getPeriodMedianPerSec(count_stat, num_frames);
+			}
+			else
+			{
+				display_value = mean;
+			}
 		}
 		break;
 	case STAT_EVENT:
@@ -344,7 +353,11 @@ void LLStatBar::draw()
 			mean              = frame_recording.getPeriodMean(sample_stat, num_frames);
 			num_rapid_changes = calc_num_rapid_changes(frame_recording, sample_stat, RAPID_CHANGE_WINDOW);
 
-			if (num_rapid_changes / RAPID_CHANGE_WINDOW.value() > MAX_RAPID_CHANGES_PER_SEC)
+			if (mShowMedian)
+			{
+				display_value = frame_recording.getPeriodMedian(sample_stat, num_frames);
+			}
+			else if (num_rapid_changes / RAPID_CHANGE_WINDOW.value() > MAX_RAPID_CHANGES_PER_SEC)
 			{
 				display_value = mean;
 			}
@@ -554,29 +567,25 @@ void LLStatBar::draw()
 void LLStatBar::setStat(const std::string& stat_name)
 {
 	using namespace LLTrace;
-	const StatType<CountAccumulator>*	count_stat;
-	const StatType<EventAccumulator>*	event_stat;
-	const StatType<SampleAccumulator>*	sample_stat;
-	const StatType<MemAccumulator>*		mem_stat;
 
-	if ((count_stat = StatType<CountAccumulator>::getInstance(stat_name)))
+	if (auto count_stat = StatType<CountAccumulator>::getInstance(stat_name))
 	{
-		mStat.countStatp = count_stat;
+		mStat.countStatp = count_stat.get();
 		mStatType = STAT_COUNT;
 	}
-	else if ((event_stat = StatType<EventAccumulator>::getInstance(stat_name)))
+	else if (auto event_stat = StatType<EventAccumulator>::getInstance(stat_name))
 	{
-		mStat.eventStatp = event_stat;
+		mStat.eventStatp = event_stat.get();
 		mStatType = STAT_EVENT;
 	}
-	else if ((sample_stat = StatType<SampleAccumulator>::getInstance(stat_name)))
+	else if (auto sample_stat = StatType<SampleAccumulator>::getInstance(stat_name))
 	{
-		mStat.sampleStatp = sample_stat;
+		mStat.sampleStatp = sample_stat.get();
 		mStatType = STAT_SAMPLE;
 	}
-	else if ((mem_stat = StatType<MemAccumulator>::getInstance(stat_name)))
+	else if (auto mem_stat = StatType<MemAccumulator>::getInstance(stat_name))
 	{
-		mStat.memStatp = mem_stat;
+		mStat.memStatp = mem_stat.get();
 		mStatType = STAT_MEM;
 	}
 }
diff --git a/indra/llui/llstatbar.h b/indra/llui/llstatbar.h
index 1ff4c67fc5..6b481ca68f 100644
--- a/indra/llui/llstatbar.h
+++ b/indra/llui/llstatbar.h
@@ -44,9 +44,10 @@ public:
 								bar_max,
 								tick_spacing;
 
-		Optional<bool>			show_bar,
+		Optional<bool> 			show_bar,
 								show_history,
-								scale_range;
+								scale_range,
+								show_median; // default is mean
 
 		Optional<S32>			decimal_digits,
 								num_frames,
@@ -112,6 +113,7 @@ private:
 
 	bool         mDisplayBar,			// Display the bar graph.
 				 mDisplayHistory,
+				 mShowMedian,
 				 mAutoScaleMax,
 				 mAutoScaleMin;
 };
diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp
index 0532750dce..0dc99fdde6 100644
--- a/indra/llui/lltextbase.cpp
+++ b/indra/llui/lltextbase.cpp
@@ -1490,11 +1490,9 @@ S32 LLTextBase::getLeftOffset(S32 width)
 	}
 }
 
-
-static LLTrace::BlockTimerStatHandle FTM_TEXT_REFLOW ("Text Reflow");
 void LLTextBase::reflow()
 {
-	LL_RECORD_BLOCK_TIME(FTM_TEXT_REFLOW);
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 
 	updateSegments();
 
@@ -1842,10 +1840,9 @@ void LLTextBase::removeDocumentChild(LLView* view)
 }
 
 
-static LLTrace::BlockTimerStatHandle FTM_UPDATE_TEXT_SEGMENTS("Update Text Segments");
 void LLTextBase::updateSegments()
 {
-	LL_RECORD_BLOCK_TIME(FTM_UPDATE_TEXT_SEGMENTS);
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 	createDefaultSegment();
 }
 
@@ -2105,19 +2102,16 @@ static LLUIImagePtr image_from_icon_name(const std::string& icon_name)
 	}
 }
 
-static LLTrace::BlockTimerStatHandle FTM_PARSE_HTML("Parse HTML");
-
-
 
 void LLTextBase::appendTextImpl(const std::string &new_text, const LLStyle::Params& input_params)
 {
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 	LLStyle::Params style_params(input_params);
 	style_params.fillFrom(getStyleParams());
 
 	S32 part = (S32)LLTextParser::WHOLE;
 	if (mParseHTML && !style_params.is_link) // Don't search for URLs inside a link segment (STORM-358).
 	{
-		LL_RECORD_BLOCK_TIME(FTM_PARSE_HTML);
 		S32 start=0,end=0;
 		LLUrlMatch match;
 		std::string text = new_text;
@@ -2211,11 +2205,9 @@ void LLTextBase::setLastSegmentToolTip(const std::string &tooltip)
 	}
 }
 
-static LLTrace::BlockTimerStatHandle FTM_APPEND_TEXT("Append Text");
-
 void LLTextBase::appendText(const std::string &new_text, bool prepend_newline, const LLStyle::Params& input_params)
 {
-	LL_RECORD_BLOCK_TIME(FTM_APPEND_TEXT);
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 	if (new_text.empty()) 
 		return;
 
diff --git a/indra/llui/lltrans.cpp b/indra/llui/lltrans.cpp
index a1a8feedaa..a1ef34159d 100644
--- a/indra/llui/lltrans.cpp
+++ b/indra/llui/lltrans.cpp
@@ -147,7 +147,7 @@ std::string LLTrans::getString(const std::string &xml_desc, const LLStringUtil::
 {
 	// Don't care about time as much as call count.  Make sure we're not
 	// calling LLTrans::getString() in an inner loop. JC
-	LL_RECORD_BLOCK_TIME(FTM_GET_TRANS);
+	LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 	
 	if (def_string)
 	{
@@ -196,7 +196,7 @@ std::string LLTrans::getString(const std::string &xml_desc, const LLSD& msg_args
 {
 	// Don't care about time as much as call count.  Make sure we're not
 	// calling LLTrans::getString() in an inner loop. JC
-	LL_RECORD_BLOCK_TIME(FTM_GET_TRANS);
+	LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 
 	if (def_string)
 	{
@@ -237,7 +237,7 @@ std::string LLTrans::getDefString(const std::string &xml_desc, const LLSD& msg_a
 //static 
 bool LLTrans::findString(std::string &result, const std::string &xml_desc, const LLStringUtil::format_map_t& msg_args)
 {
-	LL_RECORD_BLOCK_TIME(FTM_GET_TRANS);
+	LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 	
 	template_map_t::iterator iter = sStringTemplates.find(xml_desc);
 	if (iter != sStringTemplates.end())
@@ -259,7 +259,7 @@ bool LLTrans::findString(std::string &result, const std::string &xml_desc, const
 //static
 bool LLTrans::findString(std::string &result, const std::string &xml_desc, const LLSD& msg_args)
 {
-	LL_RECORD_BLOCK_TIME(FTM_GET_TRANS);
+	LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 
 	template_map_t::iterator iter = sStringTemplates.find(xml_desc);
 	if (iter != sStringTemplates.end())
diff --git a/indra/llui/lluictrl.cpp b/indra/llui/lluictrl.cpp
index 5924542a19..2196ba201b 100644
--- a/indra/llui/lluictrl.cpp
+++ b/indra/llui/lluictrl.cpp
@@ -121,7 +121,6 @@ LLUICtrl::LLUICtrl(const LLUICtrl::Params& p, const LLViewModelPtr& viewmodel)
 	mDoubleClickSignal(NULL),
 	mTransparencyType(TT_DEFAULT)
 {
-	claimMem(viewmodel.get());
 }
 
 void LLUICtrl::initFromParams(const Params& p)
@@ -476,6 +475,7 @@ LLViewModel* LLUICtrl::getViewModel() const
 //virtual
 BOOL LLUICtrl::postBuild()
 {
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 	//
 	// Find all of the children that want to be in front and move them to the front
 	//
@@ -781,12 +781,9 @@ BOOL LLUICtrl::getIsChrome() const
 }
 
 
-
-LLTrace::BlockTimerStatHandle FTM_FOCUS_FIRST_ITEM("Focus First Item");
-
 BOOL LLUICtrl::focusFirstItem(BOOL prefer_text_fields, BOOL focus_flash)
 {
-	LL_RECORD_BLOCK_TIME(FTM_FOCUS_FIRST_ITEM);
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 	// try to select default tab group child
 	LLViewQuery query = getTabOrderQuery();
 	child_list_t result = query(this);
@@ -1005,7 +1002,6 @@ boost::signals2::connection LLUICtrl::setCommitCallback( boost::function<void (L
 boost::signals2::connection LLUICtrl::setValidateBeforeCommit( boost::function<bool (const LLSD& data)> cb )
 {
 	if (!mValidateSignal) mValidateSignal = new enable_signal_t();
-	claimMem(mValidateSignal);
 
 	return mValidateSignal->connect(boost::bind(cb, _2));
 }
@@ -1070,7 +1066,6 @@ boost::signals2::connection LLUICtrl::setValidateCallback(const EnableCallbackPa
 boost::signals2::connection LLUICtrl::setCommitCallback( const commit_signal_t::slot_type& cb ) 
 { 
 	if (!mCommitSignal) mCommitSignal = new commit_signal_t();
-	claimMem(mCommitSignal);
 
 	return mCommitSignal->connect(cb); 
 }
@@ -1078,7 +1073,6 @@ boost::signals2::connection LLUICtrl::setCommitCallback( const commit_signal_t::
 boost::signals2::connection LLUICtrl::setValidateCallback( const enable_signal_t::slot_type& cb ) 
 { 
 	if (!mValidateSignal) mValidateSignal = new enable_signal_t();
-	claimMem(mValidateSignal);
 
 	return mValidateSignal->connect(cb); 
 }
@@ -1086,7 +1080,6 @@ boost::signals2::connection LLUICtrl::setValidateCallback( const enable_signal_t
 boost::signals2::connection LLUICtrl::setMouseEnterCallback( const commit_signal_t::slot_type& cb ) 
 { 
 	if (!mMouseEnterSignal) mMouseEnterSignal = new commit_signal_t();
-	claimMem(mMouseEnterSignal);
 
 	return mMouseEnterSignal->connect(cb); 
 }
@@ -1094,7 +1087,6 @@ boost::signals2::connection LLUICtrl::setMouseEnterCallback( const commit_signal
 boost::signals2::connection LLUICtrl::setMouseLeaveCallback( const commit_signal_t::slot_type& cb ) 
 { 
 	if (!mMouseLeaveSignal) mMouseLeaveSignal = new commit_signal_t();
-	claimMem(mMouseLeaveSignal);
 
 	return mMouseLeaveSignal->connect(cb); 
 }
@@ -1102,7 +1094,6 @@ boost::signals2::connection LLUICtrl::setMouseLeaveCallback( const commit_signal
 boost::signals2::connection LLUICtrl::setMouseDownCallback( const mouse_signal_t::slot_type& cb ) 
 { 
 	if (!mMouseDownSignal) mMouseDownSignal = new mouse_signal_t();
-	claimMem(mMouseDownSignal);
 
 	return mMouseDownSignal->connect(cb); 
 }
@@ -1110,7 +1101,6 @@ boost::signals2::connection LLUICtrl::setMouseDownCallback( const mouse_signal_t
 boost::signals2::connection LLUICtrl::setMouseUpCallback( const mouse_signal_t::slot_type& cb ) 
 { 
 	if (!mMouseUpSignal) mMouseUpSignal = new mouse_signal_t();
-	claimMem(mMouseUpSignal);
 
 	return mMouseUpSignal->connect(cb); 
 }
@@ -1118,7 +1108,6 @@ boost::signals2::connection LLUICtrl::setMouseUpCallback( const mouse_signal_t::
 boost::signals2::connection LLUICtrl::setRightMouseDownCallback( const mouse_signal_t::slot_type& cb ) 
 { 
 	if (!mRightMouseDownSignal) mRightMouseDownSignal = new mouse_signal_t();
-	claimMem(mRightMouseDownSignal);
 
 	return mRightMouseDownSignal->connect(cb); 
 }
@@ -1126,7 +1115,6 @@ boost::signals2::connection LLUICtrl::setRightMouseDownCallback( const mouse_sig
 boost::signals2::connection LLUICtrl::setRightMouseUpCallback( const mouse_signal_t::slot_type& cb ) 
 { 
 	if (!mRightMouseUpSignal) mRightMouseUpSignal = new mouse_signal_t();
-	claimMem(mRightMouseUpSignal);
 
 	return mRightMouseUpSignal->connect(cb); 
 }
@@ -1134,7 +1122,6 @@ boost::signals2::connection LLUICtrl::setRightMouseUpCallback( const mouse_signa
 boost::signals2::connection LLUICtrl::setDoubleClickCallback( const mouse_signal_t::slot_type& cb ) 
 { 
 	if (!mDoubleClickSignal) mDoubleClickSignal = new mouse_signal_t();
-	claimMem(mDoubleClickSignal);
 
 	return mDoubleClickSignal->connect(cb); 
 }
diff --git a/indra/llui/lluictrlfactory.cpp b/indra/llui/lluictrlfactory.cpp
index fdefae01b1..a85db17c7f 100644
--- a/indra/llui/lluictrlfactory.cpp
+++ b/indra/llui/lluictrlfactory.cpp
@@ -44,10 +44,6 @@
 // this library includes
 #include "llpanel.h"
 
-LLTrace::BlockTimerStatHandle FTM_WIDGET_CONSTRUCTION("Widget Construction");
-LLTrace::BlockTimerStatHandle FTM_INIT_FROM_PARAMS("Widget InitFromParams");
-LLTrace::BlockTimerStatHandle FTM_WIDGET_SETUP("Widget Setup");
-
 //-----------------------------------------------------------------------------
 
 // UI Ctrl class for padding
@@ -117,12 +113,10 @@ void LLUICtrlFactory::loadWidgetTemplate(const std::string& widget_tag, LLInitPa
 	}
 }
 
-static LLTrace::BlockTimerStatHandle FTM_CREATE_CHILDREN("Create XUI Children");
-
 //static 
 void LLUICtrlFactory::createChildren(LLView* viewp, LLXMLNodePtr node, const widget_registry_t& registry, LLXMLNodePtr output_node)
 {
-	LL_RECORD_BLOCK_TIME(FTM_CREATE_CHILDREN);
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 	if (node.isNull()) return;
 
 	for (LLXMLNodePtr child_node = node->getFirstChild(); child_node.notNull(); child_node = child_node->getNextSibling())
@@ -159,14 +153,13 @@ void LLUICtrlFactory::createChildren(LLView* viewp, LLXMLNodePtr node, const wid
 
 }
 
-static LLTrace::BlockTimerStatHandle FTM_XML_PARSE("XML Reading/Parsing");
 //-----------------------------------------------------------------------------
 // getLayeredXMLNode()
 //-----------------------------------------------------------------------------
 bool LLUICtrlFactory::getLayeredXMLNode(const std::string &xui_filename, LLXMLNodePtr& root,
                                         LLDir::ESkinConstraint constraint)
 {
-	LL_RECORD_BLOCK_TIME(FTM_XML_PARSE);
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 	std::vector<std::string> paths =
 		gDirUtilp->findSkinnedFilenames(LLDir::XUI, xui_filename, constraint);
 
@@ -191,11 +184,9 @@ S32 LLUICtrlFactory::saveToXML(LLView* viewp, const std::string& filename)
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 
-static LLTrace::BlockTimerStatHandle FTM_CREATE_FROM_XML("Create child widget");
-
 LLView *LLUICtrlFactory::createFromXML(LLXMLNodePtr node, LLView* parent, const std::string& filename, const widget_registry_t& registry, LLXMLNodePtr output_node)
 {
-	LL_RECORD_BLOCK_TIME(FTM_CREATE_FROM_XML);
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 	std::string ctrl_type = node->getName()->mString;
 	LLStringUtil::toLower(ctrl_type);
 
diff --git a/indra/llui/lluictrlfactory.h b/indra/llui/lluictrlfactory.h
index 135ed57a4f..6e585abfc0 100644
--- a/indra/llui/lluictrlfactory.h
+++ b/indra/llui/lluictrlfactory.h
@@ -79,10 +79,6 @@ class LLWidgetNameRegistry
 //	LLSINGLETON(LLDefaultParamBlockRegistry);
 //};
 
-extern LLTrace::BlockTimerStatHandle FTM_WIDGET_SETUP;
-extern LLTrace::BlockTimerStatHandle FTM_WIDGET_CONSTRUCTION;
-extern LLTrace::BlockTimerStatHandle FTM_INIT_FROM_PARAMS;
-
 // Build time optimization, generate this once in .cpp file
 #ifndef LLUICTRLFACTORY_CPP
 extern template class LLUICtrlFactory* LLSingleton<class LLUICtrlFactory>::getInstance();
@@ -213,6 +209,7 @@ private:
 	template<typename T>
 	static T* createWidgetImpl(const typename T::Params& params, LLView* parent = NULL)
 	{
+        LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 		T* widget = NULL;
 
 		if (!params.validateBlock())
@@ -221,12 +218,9 @@ private:
 			//return NULL;
 		}
 
-		{ LL_RECORD_BLOCK_TIME(FTM_WIDGET_CONSTRUCTION);
-			widget = new T(params);	
-		}
-		{ LL_RECORD_BLOCK_TIME(FTM_INIT_FROM_PARAMS);
-			widget->initFromParams(params);
-		}
+		widget = new T(params);	
+		
+		widget->initFromParams(params);
 
 		if (parent)
 		{
@@ -239,7 +233,7 @@ private:
 	template<typename T>
 	static T* defaultBuilder(LLXMLNodePtr node, LLView *parent, LLXMLNodePtr output_node)
 	{
-		LL_RECORD_BLOCK_TIME(FTM_WIDGET_SETUP);
+        LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
 
 		typename T::Params params(getDefaultParams<T>());
 
diff --git a/indra/llui/llview.cpp b/indra/llui/llview.cpp
index b942be2a4a..9ba71913d0 100644
--- a/indra/llui/llview.cpp
+++ b/indra/llui/llview.cpp
@@ -140,8 +140,7 @@ LLView::Params::Params()
 }
 
 LLView::LLView(const LLView::Params& p)
-:	LLTrace::MemTrackable<LLView>("LLView"),
-	mVisible(p.visible),
+:	mVisible(p.visible),
 	mInDraw(false),
 	mName(p.name),
 	mParentView(NULL),
@@ -1597,15 +1596,11 @@ LLView* LLView::getChildView(const std::string& name, BOOL recurse) const
 	return getChild<LLView>(name, recurse);
 }
 
-static LLTrace::BlockTimerStatHandle FTM_FIND_VIEWS("Find Widgets");
-
 LLView* LLView::findChildView(const std::string& name, BOOL recurse) const
 {
-	LL_RECORD_BLOCK_TIME(FTM_FIND_VIEWS);
-	//richard: should we allow empty names?
-	//if(name.empty())
-	//	return NULL;
-	// Look for direct children *first*
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
+	
+    // Look for direct children *first*
 	BOOST_FOREACH(LLView* childp, mChildList)
 	{
 		llassert(childp);
diff --git a/indra/llui/llview.h b/indra/llui/llview.h
index c60dcf3344..bec45df78a 100644
--- a/indra/llui/llview.h
+++ b/indra/llui/llview.h
@@ -100,8 +100,7 @@ class LLView
 :	public LLMouseHandler,			// handles mouse events
 	public LLFocusableElement,		// handles keyboard events
 	public LLMortician,				// lazy deletion
-	public LLHandleProvider<LLView>,     // passes out weak references to self
-	public LLTrace::MemTrackable<LLView> // track memory usage
+	public LLHandleProvider<LLView>     // passes out weak references to self
 {
 public:
 
diff --git a/indra/llui/llviewereventrecorder.h b/indra/llui/llviewereventrecorder.h
index 94e66f5dc4..6170005b2b 100644
--- a/indra/llui/llviewereventrecorder.h
+++ b/indra/llui/llviewereventrecorder.h
@@ -41,12 +41,12 @@
 
 #include "llsingleton.h" // includes llerror which we need here so we can skip the include here
 
-class LLViewerEventRecorder : public LLSingleton<LLViewerEventRecorder>
+class LLViewerEventRecorder : public LLSimpleton<LLViewerEventRecorder>
 {
-  LLSINGLETON(LLViewerEventRecorder);
-  ~LLViewerEventRecorder();
-
- public:
+public:
+    LLViewerEventRecorder();
+    ~LLViewerEventRecorder();
+   
   void updateMouseEventInfo(S32 local_x,S32 local_y, S32 global_x, S32 global_y,  std::string mName);
   void setMouseLocalCoords(S32 x,S32 y);
   void setMouseGlobalCoords(S32 x,S32 y);
diff --git a/indra/llui/llviewmodel.cpp b/indra/llui/llviewmodel.cpp
index 282addf692..a400eb70c0 100644
--- a/indra/llui/llviewmodel.cpp
+++ b/indra/llui/llviewmodel.cpp
@@ -37,15 +37,13 @@
 
 ///
 LLViewModel::LLViewModel()
-:	LLTrace::MemTrackable<LLViewModel>("LLViewModel"),
-	mDirty(false)
+:	mDirty(false)
 {
 }
 
 /// Instantiate an LLViewModel with an existing data value
 LLViewModel::LLViewModel(const LLSD& value)
-:	LLTrace::MemTrackable<LLViewModel>("LLViewModel"),
-	mDirty(false)
+:	mDirty(false)
 {
     setValue(value);
 }
@@ -82,15 +80,9 @@ LLTextViewModel::LLTextViewModel(const LLSD& value)
 void LLTextViewModel::setValue(const LLSD& value)
 {
 	// approximate LLSD storage usage
-	disclaimMem(mDisplay.size());
 	LLViewModel::setValue(value);
-	disclaimMem(mDisplay);
     mDisplay = utf8str_to_wstring(value.asString());
 
-	claimMem(mDisplay);
-	// approximate LLSD storage usage
-	claimMem(mDisplay.size());
-
     // mDisplay and mValue agree
     mUpdateFromDisplay = false;
 }
@@ -101,12 +93,8 @@ void LLTextViewModel::setDisplay(const LLWString& value)
     // and do the utf8str_to_wstring() to get the corresponding mDisplay
     // value. But a text editor might want to edit the display string
     // directly, then convert back to UTF8 on commit.
-	disclaimMem(mDisplay.size());
-	disclaimMem(mDisplay);
-    mDisplay = value;
-	claimMem(mDisplay);
-	claimMem(mDisplay.size());
-    mDirty = true;
+	mDisplay = value;
+	mDirty = true;
     // Don't immediately convert to UTF8 -- do it lazily -- we expect many
     // more setDisplay() calls than getValue() calls. Just flag that it needs
     // doing.
diff --git a/indra/llui/llviewmodel.h b/indra/llui/llviewmodel.h
index 49d7c322a3..e7dceb6c31 100644
--- a/indra/llui/llviewmodel.h
+++ b/indra/llui/llviewmodel.h
@@ -62,8 +62,7 @@ typedef LLPointer<LLListViewModel> LLListViewModelPtr;
  * last referencing widget is destroyed.
  */
 class LLViewModel 
-:	public LLRefCount,
-	public LLTrace::MemTrackable<LLViewModel>
+:	public LLRefCount
 {
 public:
     LLViewModel();