1 files changed, 4 insertions, 20 deletions
diff --git a/Source/WebCore/dom/DocumentEventQueue.cpp b/Source/WebCore/dom/DocumentEventQueue.cpp
index 8aa3048a0..b15e359c9 100644
--- a/Source/WebCore/dom/DocumentEventQueue.cpp
+++ b/Source/WebCore/dom/DocumentEventQueue.cpp
@@ -34,9 +34,6 @@
 #include "RuntimeApplicationChecks.h"
 #include "ScriptExecutionContext.h"
 #include "SuspendableTimer.h"
-#include "WebCoreMemoryInstrumentation.h"
-#include <wtf/MemoryInstrumentationHashSet.h>
-#include <wtf/MemoryInstrumentationListHashSet.h>
 
 namespace WebCore {
     
@@ -47,13 +44,6 @@ 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;
@@ -106,18 +96,12 @@ 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);
-    info.addMember(m_queuedEvents);
-    info.addMember(m_nodesWithQueuedScrollEvents);
-}
-
 bool DocumentEventQueue::cancelEvent(Event* event)
 {
-    bool found = m_queuedEvents.contains(event);
-    m_queuedEvents.remove(event);
+    ListHashSet<RefPtr<Event>, 16>::iterator it = m_queuedEvents.find(event);
+    bool found = it != m_queuedEvents.end();
+    if (found)
+        m_queuedEvents.remove(it);
     if (m_queuedEvents.isEmpty())
         m_pendingEventTimer->stop();
     return found;