remove memoryinstrumentation

Source/core/css/CSSSelectorList.cpp

Index: Source/core/css/CSSSelectorList.cpp
diff --git a/Source/core/css/CSSSelectorList.cpp b/Source/core/css/CSSSelectorList.cpp
index f3165448b46714dc6695113b26499e4762c9375a..26c71735fc0181774c2e064bedb1252896f8951d 100644
--- a/Source/core/css/CSSSelectorList.cpp
+++ b/Source/core/css/CSSSelectorList.cpp
@@ -28,7 +28,6 @@
 #include "CSSSelectorList.h"
 
 #include "CSSParserValues.h"
-#include "WebCoreMemoryInstrumentation.h"
 #include <wtf/text/StringBuilder.h>
 
 namespace WebCore {
@@ -143,12 +142,6 @@ String CSSSelectorList::selectorsText() const
     return result.toString();
 }
 
-void CSSSelectorList::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
-{
-    MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::CSS);
-    info.addRawBuffer(m_selectorArray, length() * sizeof(CSSSelector), "CSSSelectors", "selectorArray");
-}
-
 template <typename Functor>
 static bool forEachTagSelector(Functor& functor, const CSSSelector* selector)
 {