SL-16148 SL-16244 SL-16270 SL-16253 Remove most BlockTimers, remove LLMemTracked, introduce alignas, hook most/all reamining allocs, disable synchronous occlusion, and convert frequently accessed LLSingletons to LLSimpleton

16 files changed, 44 insertions, 119 deletions

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/llfolderview.cpp b/indra/llui/llfolderview.cpp
index 622c9edba7..0996e82bf7 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);
@@ -337,11 +336,9 @@ 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;
     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));
@@ -503,10 +500,9 @@ 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;
 	// store off current item in case it is automatically deselected
 	// and we want to preserve context
 	LLFolderViewItem* original_selected_item = getCurSelectedItem();
@@ -1621,7 +1617,6 @@ void LLFolderView::setShowSingleSelection(bool show)
 	}
 }
 
-static LLTrace::BlockTimerStatHandle FTM_AUTO_SELECT("Open and Select");
 static LLTrace::BlockTimerStatHandle FTM_INVENTORY("Inventory");
 
 // Main idle routine
@@ -1657,7 +1652,6 @@ 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..528d2e70ad 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;
 
 	if (!mNeedsLayout) return;
 
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 de644185fd..c70085b72f 100644
--- a/indra/llui/llscrolllistctrl.cpp
+++ b/indra/llui/llscrolllistctrl.cpp
@@ -3045,10 +3045,9 @@ 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;
 	LLScrollListItem::Params item_params;
 	LLParamSDParser parser;
 	parser.readSD(element, item_params);
@@ -3058,14 +3057,14 @@ 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;
 	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;
 	if (!item_p.validateBlock() || !new_item) return NULL;
 	new_item->setNumColumns(mColumns.size());
 
diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp
index 20bea7fe24..4274c81645 100644
--- a/indra/llui/lltextbase.cpp
+++ b/indra/llui/lltextbase.cpp
@@ -1484,11 +1484,9 @@ 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;
 
 	updateSegments();
 
@@ -1833,10 +1831,9 @@ 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;
 	createDefaultSegment();
 }
 
@@ -2096,19 +2093,16 @@ 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;
 	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;
@@ -2202,11 +2196,9 @@ 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;
 	if (new_text.empty()) 
 		return;
 
diff --git a/indra/llui/lluictrl.cpp b/indra/llui/lluictrl.cpp
index 5924542a19..51391bb5e8 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;
 	//
 	// 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;
 	// 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..2d0c0ea8aa 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;
 	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;
 	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;
 	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..3f24a3f1a5 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;
 		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;
 
 		typename T::Params params(getDefaultParams<T>());
 
diff --git a/indra/llui/llview.cpp b/indra/llui/llview.cpp
index b942be2a4a..bd0b9d3db2 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;
+	
+    // 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.cpp b/indra/llui/llviewereventrecorder.cpp
index cb000aef74..5a44ec947a 100644
--- a/indra/llui/llviewereventrecorder.cpp
+++ b/indra/llui/llviewereventrecorder.cpp
@@ -28,6 +28,8 @@
 #include "llui.h"
 #include "llleap.h"
 
+LLViewerEventRecorder* LLSimpleton<LLViewerEventRecorder>::sInstance = nullptr;
+
 LLViewerEventRecorder::LLViewerEventRecorder() {
 
   clear(UNDEFINED);
diff --git a/indra/llui/llviewereventrecorder.h b/indra/llui/llviewereventrecorder.h
index d1059d55de..d2c0780361 100644
--- a/indra/llui/llviewereventrecorder.h
+++ b/indra/llui/llviewereventrecorder.h
@@ -42,12 +42,12 @@
 
 #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();