Oilpan: Trace MediaQueryMacher::m_document.

Source/core/css/MediaQueryMatcher.h

 /*
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  *
  *  This library is free software; you can redistribute it and/or
  *  modify it under the terms of the GNU Library General Public
  *  License as published by the Free Software Foundation; either
  *  version 2 of the License, or (at your option) any later version.
  *
  *  This library is distributed in the hope that it will be useful,
  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 53 matching lines @@
         MediaQueryListListener* listener() { return m_listener.get(); }
         MediaQueryList* query() { return m_query.get(); }
 
         void trace(Visitor*);
 
     private:
         RefPtrWillBeMember<MediaQueryListListener> m_listener;
         RefPtrWillBeMember<MediaQueryList> m_query;
     };
 
     MediaQueryMatcher(Document*);

[haraken, 2014/06/17 01:13:07]

Add explicit.

[tkent, 2014/06/17 01:43:02]

This CL is not responsible to fix untouched code.

     PassOwnPtr<MediaQueryEvaluator> prepareEvaluator() const;
     AtomicString mediaType() const;
 
-    Document* m_document;
+    RawPtrWillBeMember<Document> m_document;
     WillBeHeapVector<OwnPtrWillBeMember<Listener> > m_listeners;
 
     // This value is incremented at style selector changes.
     // It is used to avoid evaluating queries more then once and to make sure
     // that a media query result change is notified exactly once.
     unsigned m_evaluationRound;
 };
 
 }
 
 #endif // MediaQueryMatcher_h