remove memoryinstrumentation

Source/core/loader/cache/CachedCSSStyleSheet.cpp

Index: Source/core/loader/cache/CachedCSSStyleSheet.cpp
diff --git a/Source/core/loader/cache/CachedCSSStyleSheet.cpp b/Source/core/loader/cache/CachedCSSStyleSheet.cpp
index c74a036618aac885289f6885749a4ba465fefe7e..748e2a6cfb71dc9d0e46d95d83360b5e8f4c86ca 100644
--- a/Source/core/loader/cache/CachedCSSStyleSheet.cpp
+++ b/Source/core/loader/cache/CachedCSSStyleSheet.cpp
@@ -35,7 +35,6 @@
 #include "SharedBuffer.h"
 #include "StyleSheetContents.h"
 #include "TextResourceDecoder.h"
-#include "WebCoreMemoryInstrumentation.h"
 #include <wtf/CurrentTime.h>
 #include <wtf/Vector.h>
 
@@ -181,13 +180,4 @@ void CachedCSSStyleSheet::saveParsedStyleSheet(PassRefPtr<StyleSheetContents> sh
     setDecodedSize(m_parsedStyleSheetCache->estimatedSizeInBytes());
 }
 
-void CachedCSSStyleSheet::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
-{
-    MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::CachedResourceCSS);
-    CachedResource::reportMemoryUsage(memoryObjectInfo);
-    info.addMember(m_decoder, "decoder");
-    info.addMember(m_parsedStyleSheetCache, "parsedStyleSheetCache");
-    info.addMember(m_decodedSheetText, "decodedSheetText");
-}
-
 }