remove memoryinstrumentation

Source/core/dom/DocumentEventQueue.cpp

Index: Source/core/dom/DocumentEventQueue.cpp
diff --git a/Source/core/dom/DocumentEventQueue.cpp b/Source/core/dom/DocumentEventQueue.cpp
index 5026ff7c78125e18d7b48b91e37743b9677f653f..2d87ff5fa1e4d85a70055a508b45983d89d825df 100644
--- a/Source/core/dom/DocumentEventQueue.cpp
+++ b/Source/core/dom/DocumentEventQueue.cpp
@@ -33,9 +33,6 @@
 #include "EventNames.h"
 #include "ScriptExecutionContext.h"
 #include "SuspendableTimer.h"
-#include "WebCoreMemoryInstrumentation.h"
-#include <wtf/MemoryInstrumentationHashSet.h>
-#include <wtf/MemoryInstrumentationListHashSet.h>
 
 namespace WebCore {
     
@@ -46,13 +43,6 @@ public:
         : SuspendableTimer(context)
         , m_eventQueue(eventQueue) { }
 
-    virtual void reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const OVERRIDE
-    {
-        MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::DOM);
-        SuspendableTimer::reportMemoryUsage(memoryObjectInfo);
-        info.addWeakPointer(m_eventQueue);
-    }
-
 private:
     virtual void fired() { m_eventQueue->pendingEventTimerFired(); }
     DocumentEventQueue* m_eventQueue;
@@ -105,14 +95,6 @@ void DocumentEventQueue::enqueueOrDispatchScrollEvent(PassRefPtr<Node> target, S
     enqueueEvent(scrollEvent.release());
 }
 
-void DocumentEventQueue::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
-{
-    MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::DOM);
-    info.addMember(m_pendingEventTimer, "pendingEventTimer");
-    info.addMember(m_queuedEvents, "queuedEvents");
-    info.addMember(m_nodesWithQueuedScrollEvents, "nodesWithQueuedScrollEvents");
-}
-
 bool DocumentEventQueue::cancelEvent(Event* event)
 {
     bool found = m_queuedEvents.contains(event);