Oilpan: Replace most of RefPtrs for Event objects with oilpan's transition types

Source/modules/mediastream/RTCPeerConnection.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 671 matching lines @@
 }
 
 void RTCPeerConnection::changeIceConnectionState(ICEConnectionState iceConnectionState)
 {
     if (m_iceConnectionState != ICEConnectionStateClosed && m_iceConnectionState != iceConnectionState) {
         m_iceConnectionState = iceConnectionState;
         scheduleDispatchEvent(Event::create(EventTypeNames::iceconnectionstatechange));
     }
 }
 
-void RTCPeerConnection::scheduleDispatchEvent(PassRefPtr<Event> event)
+void RTCPeerConnection::scheduleDispatchEvent(PassRefPtrWillBeRawPtr<Event> event)
 {
     m_scheduledEvents.append(event);
 
     m_dispatchScheduledEventRunner.runAsync();
 }
 
 void RTCPeerConnection::dispatchScheduledEvent()
 {
     if (m_stopped)
         return;
 
-    Vector<RefPtr<Event> > events;
+    WillBeHeapVector<RefPtrWillBeMember<Event> > events;
     events.swap(m_scheduledEvents);
 
-    Vector<RefPtr<Event> >::iterator it = events.begin();
+    WillBeHeapVector<RefPtrWillBeMember<Event> >::iterator it = events.begin();
     for (; it != events.end(); ++it)
         dispatchEvent((*it).release());
 
     events.clear();
 }
 
 } // namespace WebCore