remove memoryinstrumentation

Source/core/css/WebKitCSSViewportRule.cpp

Index: Source/core/css/WebKitCSSViewportRule.cpp
diff --git a/Source/core/css/WebKitCSSViewportRule.cpp b/Source/core/css/WebKitCSSViewportRule.cpp
index fb641ff6b8dff7c4d7790c7652541be0961d0da1..7f034212528a34a9258c7e1bd1c090627f012ab1 100644
--- a/Source/core/css/WebKitCSSViewportRule.cpp
+++ b/Source/core/css/WebKitCSSViewportRule.cpp
@@ -36,7 +36,6 @@
 #include "PropertySetCSSStyleDeclaration.h"
 #include "StylePropertySet.h"
 #include "StyleRule.h"
-#include "WebCoreMemoryInstrumentation.h"
 #include <wtf/text/StringBuilder.h>
 
 namespace WebCore {
@@ -86,14 +85,6 @@ void WebKitCSSViewportRule::reattach(StyleRuleBase* rule)
         m_propertiesCSSOMWrapper->reattach(m_viewportRule->mutableProperties());
 }
 
-void WebKitCSSViewportRule::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
-{
-    MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::CSS);
-    CSSRule::reportMemoryUsage(memoryObjectInfo);
-    info.addMember(m_viewportRule, "viewportRule");
-    info.addMember(m_propertiesCSSOMWrapper, "propertiesCSSOMWrapper");
-}
-
 } // namespace WebCore
 
 #endif // ENABLE(CSS_DEVICE_ADAPTATION)