remove memoryinstrumentation

Source/core/css/MediaQueryExp.cpp

Index: Source/core/css/MediaQueryExp.cpp
diff --git a/Source/core/css/MediaQueryExp.cpp b/Source/core/css/MediaQueryExp.cpp
index 3e95c711d9639f66aa6c9afa2c6ca0e728c8a852..3d32aa4e3bc9200d84133e1d8b7f3ba51f4ea8a1 100644
--- a/Source/core/css/MediaQueryExp.cpp
+++ b/Source/core/css/MediaQueryExp.cpp
@@ -34,7 +34,6 @@
 #include "CSSParser.h"
 #include "CSSPrimitiveValue.h"
 #include "CSSValueList.h"
-#include "WebCoreMemoryInstrumentation.h"
 #include <wtf/text/StringBuilder.h>
 
 namespace WebCore {
@@ -242,12 +241,4 @@ String MediaQueryExp::serialize() const
     return m_serializationCache;
 }
 
-void MediaQueryExp::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
-{
-    MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::CSS);
-    info.addMember(m_mediaFeature, "mediaFeature");
-    info.addMember(m_serializationCache, "serializationCache");
-    info.addMember(m_value, "value");
-}
-
 } // namespace