Refactor Timer classes in preparation for landing FrameTimers.

third_party/WebKit/Source/modules/mediastream/MediaStream.cpp

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  * Copyright (C) 2011, 2012 Ericsson AB. 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 377 matching lines @@
 }
 
 void MediaStream::scheduleDispatchEvent(Event* event)
 {
     m_scheduledEvents.append(event);
 
     if (!m_scheduledEventTimer.isActive())
         m_scheduledEventTimer.startOneShot(0, BLINK_FROM_HERE);
 }
 
-void MediaStream::scheduledEventTimerFired(Timer<MediaStream>*)
+void MediaStream::scheduledEventTimerFired(TimerBase*)
 {
     if (m_stopped)
         return;
 
     HeapVector<Member<Event>> events;
     events.swap(m_scheduledEvents);
 
     HeapVector<Member<Event>>::iterator it = events.begin();
     for (; it != events.end(); ++it)
         dispatchEvent((*it).release());
@@ skipping 16 matching lines @@
     ContextLifecycleObserver::trace(visitor);
     MediaStreamDescriptorClient::trace(visitor);
 }
 
 MediaStream* toMediaStream(MediaStreamDescriptor* descriptor)
 {
     return static_cast<MediaStream*>(descriptor->client());
 }
 
 } // namespace blink