Add tracing to ResourceLoadPriorityOptimizer::updateAllImageResourcePriorities

Source/core/fetch/ResourceLoadPriorityOptimizer.cpp

Index: Source/core/fetch/ResourceLoadPriorityOptimizer.cpp
diff --git a/Source/core/fetch/ResourceLoadPriorityOptimizer.cpp b/Source/core/fetch/ResourceLoadPriorityOptimizer.cpp
index 776f7f2d2c9ef579b43f3882ff996a603e4fccdb..7e99a0bc7210bdd0ce8730a2e400a0f858f54ea9 100644
--- a/Source/core/fetch/ResourceLoadPriorityOptimizer.cpp
+++ b/Source/core/fetch/ResourceLoadPriorityOptimizer.cpp
@@ -31,6 +31,7 @@
 #include "config.h"
 #include "core/fetch/ResourceLoadPriorityOptimizer.h"
 #include "core/rendering/RenderObject.h"
+#include "platform/TraceEvent.h"
 
 #include "wtf/Vector.h"
 
@@ -77,6 +78,8 @@ void ResourceLoadPriorityOptimizer::removeRenderObject(RenderObject* renderer)
 
 void ResourceLoadPriorityOptimizer::updateAllImageResourcePriorities()
 {
+    TRACE_EVENT0("webkit", "ResourceLoadPriorityOptimizer::updateAllImageResourcePriorities");

[dsinclair, 2014/06/18 18:37:52]

I've seen some of these as "webkit" and some as "blink" is there a direction on
what we should be using?

[esprehn, 2014/06/18 19:17:06]

Lets use webkit for now, and rename them all to "blink" in one patch.

+
     m_imageResources.clear();
 
     Vector<RenderObject*> objectsToRemove;