Blink changes to record interest rects for http://w3c.github.io/frame-timing/

Source/core/frame/FrameView.h

Index: Source/core/frame/FrameView.h
diff --git a/Source/core/frame/FrameView.h b/Source/core/frame/FrameView.h
index b070825eaa8a2775d9494f80f2006c5e4fb18b4a..9f4617e16d0c9aee7041b2bf7529d6493cebac4f 100644
--- a/Source/core/frame/FrameView.h
+++ b/Source/core/frame/FrameView.h
@@ -39,6 +39,7 @@
 #include "platform/scroll/ScrollableArea.h"
 #include "platform/scroll/Scrollbar.h"
 #include "public/platform/WebDisplayMode.h"
+#include "public/platform/WebRect.h"
 #include "wtf/Forward.h"
 #include "wtf/HashSet.h"
 #include "wtf/OwnPtr.h"
@@ -233,6 +234,8 @@ public:
     void invalidateTreeIfNeededRecursive();
     bool invalidateViewportConstrainedObjects();
 
+    void updateFrameTimingRequestsIfNeeded();

[chrishtr, 2015/05/08 16:52:05]

Make this private.

[MikeB, 2015/05/08 18:37:34]

Done.

+
     void incrementVisuallyNonEmptyCharacterCount(unsigned);
     void incrementVisuallyNonEmptyPixelCount(const IntSize&);
     void setIsVisuallyNonEmpty() { m_isVisuallyNonEmpty = true; }
@@ -717,6 +720,11 @@ private:
     // LayoutObject for the viewport-defining element (see Document::viewportDefiningElement).
     LayoutObject* viewportLayoutObject();
 
+    typedef WTF::HashMap
+        <const GraphicsLayer*, std::vector<std::pair<int64_t, WebRect>>>
+        GraphicsLayerFrameTimingRequests;
+    void collectFrameTimingRequestsRecursive(GraphicsLayerFrameTimingRequests&);
+
     LayoutSize m_size;
 
     typedef HashSet<RefPtr<LayoutEmbeddedObject>> EmbeddedObjectSet;