remove memoryinstrumentation

Source/core/css/CSSInheritedValue.cpp

Index: Source/core/css/CSSInheritedValue.cpp
diff --git a/Source/core/css/CSSInheritedValue.cpp b/Source/core/css/CSSInheritedValue.cpp
index 8bcef18917fc9d17d66552f7053d43a5c80440f6..e7653f960d5a68441cf9391b514e7dc38ee7cc73 100644
--- a/Source/core/css/CSSInheritedValue.cpp
+++ b/Source/core/css/CSSInheritedValue.cpp
@@ -21,7 +21,6 @@
 #include "config.h"
 #include "CSSInheritedValue.h"
 
-#include "WebCoreMemoryInstrumentation.h"
 #include <wtf/text/WTFString.h>
 
 namespace WebCore {
@@ -31,9 +30,4 @@ String CSSInheritedValue::customCssText() const
     return "inherit";
 }
 
-void CSSInheritedValue::reportDescendantMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
-{
-    MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::CSS);
-}
-
 } // namespace WebCore