HTMLMediaElement::updateActiveTextTrackCues(): use on-heap local vectors

Source/core/html/HTMLMediaElement.cpp

 /*
  * Copyright (C) 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 1217 matching lines @@
     }
 
     for (size_t i = 0; !m_paused && i < missedCuesSize; ++i) {
         if (missedCues[i].data()->pauseOnExit())
             pause();
     }
 
     // 8 - Let events be a list of tasks, initially empty. Each task in this
     // list will be associated with a text track, a text track cue, and a time,
     // which are used to sort the list before the tasks are queued.
-    Vector<std::pair<double, TextTrackCue*> > eventTasks;
+    WillBeHeapVector<std::pair<double, RawPtrWillBeMember<TextTrackCue> > > eventTasks;
 
     // 8 - Let affected tracks be a list of text tracks, initially empty.
-    Vector<TextTrack*> affectedTracks;
+    WillBeHeapVector<RawPtrWillBeMember<TextTrack> > affectedTracks;
 
     for (size_t i = 0; i < missedCuesSize; ++i) {
         // 9 - For each text track cue in missed cues, prepare an event named enter
         // for the TextTrackCue object with the text track cue start time.
         eventTasks.append(std::make_pair(missedCues[i].data()->startTime(),
                                          missedCues[i].data()));
 
         // 10 - For each text track [...] in missed cues, prepare an event
         // named exit for the TextTrackCue object with the  with the later of
         // the text track cue end time and the text track cue start time.
@@ skipping 69 matching lines @@
     for (size_t i = 0; i < affectedTracks.size(); ++i) {
         RefPtrWillBeRawPtr<Event> event = Event::create(EventTypeNames::cuechange);
         event->setTarget(affectedTracks[i]);
 
         m_asyncEventQueue->enqueueEvent(event.release());
 
         // ... if the text track has a corresponding track element, to then fire a
         // simple event named cuechange at the track element as well.
         if (affectedTracks[i]->trackType() == TextTrack::TrackElement) {
             RefPtrWillBeRawPtr<Event> event = Event::create(EventTypeNames::cuechange);
-            HTMLTrackElement* trackElement = static_cast<LoadableTextTrack*>(affectedTracks[i])->trackElement();
+            HTMLTrackElement* trackElement = static_cast<LoadableTextTrack*>(affectedTracks[i].get())->trackElement();
             ASSERT(trackElement);
             event->setTarget(trackElement);
 
             m_asyncEventQueue->enqueueEvent(event.release());
         }
     }
 
     // 16 - Set the text track cue active flag of all the cues in the current
     // cues, and unset the text track cue active flag of all the cues in the
     // other cues.
@@ skipping 2632 matching lines @@
 
 #if ENABLE(WEB_AUDIO)
 void HTMLMediaElement::clearWeakMembers(Visitor* visitor)
 {
     if (!visitor->isAlive(m_audioSourceNode) && audioSourceProvider())
         audioSourceProvider()->setClient(0);
 }
 #endif
 
 }