remove memoryinstrumentation

Source/core/platform/graphics/CrossfadeGeneratedImage.cpp

Index: Source/core/platform/graphics/CrossfadeGeneratedImage.cpp
diff --git a/Source/core/platform/graphics/CrossfadeGeneratedImage.cpp b/Source/core/platform/graphics/CrossfadeGeneratedImage.cpp
index 7562b7e950c1bbc3402157309f060c3ebf1e9616..1f41aa6faed3b010d1a804d1f06484a5ccd162ff 100644
--- a/Source/core/platform/graphics/CrossfadeGeneratedImage.cpp
+++ b/Source/core/platform/graphics/CrossfadeGeneratedImage.cpp
@@ -29,7 +29,6 @@
 #include "FloatRect.h"
 #include "GraphicsContext.h"
 #include "ImageBuffer.h"
-#include "PlatformMemoryInstrumentation.h"
 
 using namespace std;
 
@@ -108,12 +107,4 @@ void CrossfadeGeneratedImage::drawPattern(GraphicsContext* context, const FloatR
     imageBuffer->drawPattern(context, srcRect, patternTransform, phase, styleColorSpace, compositeOp, dstRect);
 }
 
-void CrossfadeGeneratedImage::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
-{
-    MemoryClassInfo info(memoryObjectInfo, this, PlatformMemoryTypes::Image);
-    GeneratedImage::reportMemoryUsage(memoryObjectInfo);
-    info.addMember(m_fromImage, "fromImage");
-    info.addMember(m_toImage, "toImage");
-}
-
 }