remove memoryinstrumentation

Source/core/dom/Event.cpp

Index: Source/core/dom/Event.cpp
diff --git a/Source/core/dom/Event.cpp b/Source/core/dom/Event.cpp
index 1673de9459fc2379a5a9fdc1d84e338279e80bd9..d323ae0ded64eb1a1dd11f5004143aa10d290fef 100644
--- a/Source/core/dom/Event.cpp
+++ b/Source/core/dom/Event.cpp
@@ -27,7 +27,6 @@
 #include "EventNames.h"
 #include "EventTarget.h"
 #include "UserGestureIndicator.h"
-#include "WebCoreMemoryInstrumentation.h"
 #include <wtf/CurrentTime.h>
 #include <wtf/text/AtomicString.h>
 
@@ -164,15 +163,6 @@ void Event::storeResult(const String&)
 {
 }
 
-void Event::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
-{
-    MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::DOM);
-    info.addMember(m_type, "type");
-    info.addMember(m_currentTarget, "currentTarget");
-    info.addMember(m_target, "target");
-    info.addMember(m_underlyingEvent, "underlyingEvent");
-}
-
 PassRefPtr<Event> Event::cloneFor(HTMLIFrameElement*) const
 {
     return Event::create(type(), bubbles(), cancelable());