remove memoryinstrumentation

Source/core/platform/graphics/Image.cpp

Index: Source/core/platform/graphics/Image.cpp
diff --git a/Source/core/platform/graphics/Image.cpp b/Source/core/platform/graphics/Image.cpp
index 342ba6a0a64f5ada43b70a8893931c09a1964da3..6867c8233fcd480fb83d57c9e4996982ead35c4d 100644
--- a/Source/core/platform/graphics/Image.cpp
+++ b/Source/core/platform/graphics/Image.cpp
@@ -34,11 +34,9 @@
 #include "IntRect.h"
 #include "Length.h"
 #include "MIMETypeRegistry.h"
-#include "PlatformMemoryInstrumentation.h"
 #include "SharedBuffer.h"
 #include <math.h>
 #include <wtf/MainThread.h>
-#include <wtf/MemoryObjectInfo.h>
 #include <wtf/StdLibExtras.h>
 
 namespace WebCore {
@@ -193,12 +191,4 @@ void Image::computeIntrinsicDimensions(Length& intrinsicWidth, Length& intrinsic
     intrinsicHeight = Length(intrinsicRatio.height(), Fixed);
 }
 
-void Image::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
-{
-    MemoryClassInfo info(memoryObjectInfo, this, PlatformMemoryTypes::Image);
-    memoryObjectInfo->setClassName("Image");
-    info.addMember(m_encodedImageData, "encodedImageData");
-    info.addWeakPointer(m_imageObserver);
-}
-
 }