Do not commit: Revert of r404081 and r402757 for perf testing purposes.

third_party/WebKit/Source/core/testing/Internals.cpp

Index: third_party/WebKit/Source/core/testing/Internals.cpp
diff --git a/third_party/WebKit/Source/core/testing/Internals.cpp b/third_party/WebKit/Source/core/testing/Internals.cpp
index 429e18c4d9aeaa4b959c4facb739b8951a8f5636..ac401c1309b686cd3e23510afd3b4f154e47cc38 100644
--- a/third_party/WebKit/Source/core/testing/Internals.cpp
+++ b/third_party/WebKit/Source/core/testing/Internals.cpp
@@ -1308,8 +1308,8 @@ static PaintLayer* findLayerForGraphicsLayer(PaintLayer* searchRoot, GraphicsLay
             if (searchRoot->layoutObject()->offsetParent() == searchRoot->parent()->layoutObject()->offsetParent()) {
                 LayoutBoxModelObject* current = searchRoot->layoutObject();
                 LayoutBoxModelObject* parent = searchRoot->parent()->layoutObject();
-                layerOffset->setWidth((parent->offsetLeft(parent->offsetParent()) - current->offsetLeft(parent->offsetParent())).toInt());
-                layerOffset->setHeight((parent->offsetTop(parent->offsetParent()) - current->offsetTop(parent->offsetParent())).toInt());
+                layerOffset->setWidth((parent->offsetLeft() - current->offsetLeft()).toInt());
+                layerOffset->setHeight((parent->offsetTop() - current->offsetTop()).toInt());
                 return searchRoot->parent();
             }
         }