Have HTMLElements / SVGElements constructors take a Document reference in argument

Source/core/html/shadow/MediaControls.h

 /*
  * Copyright (C) 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2011, 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 32 matching lines @@
 class RenderBox;
 class RenderMedia;
 
 // An abstract class with the media control elements that all ports support.
 class MediaControls : public HTMLDivElement {
   public:
     virtual ~MediaControls() {}
 
     // This function is to be implemented in your port-specific media
     // controls implementation since it will return a child instance.
-    static PassRefPtr<MediaControls> create(Document*);
+    static PassRefPtr<MediaControls> create(Document&);
 
     virtual void setMediaController(MediaControllerInterface*);
 
     virtual void reset();
     virtual void reportedError();
     virtual void loadedMetadata();
 
     virtual void show();
     virtual void hide();
     virtual void makeOpaque();
@@ skipping 24 matching lines @@
     virtual void hideFullscreenControlsTimerFired(Timer<MediaControls>*);
     virtual void startHideFullscreenControlsTimer();
     virtual void stopHideFullscreenControlsTimer();
 
     virtual void createTextTrackDisplay();
     virtual void showTextTrackDisplay();
     virtual void hideTextTrackDisplay();
     virtual void updateTextTrackDisplay();
 
 protected:
-    explicit MediaControls(Document*);
+    explicit MediaControls(Document&);
 
     virtual void defaultEventHandler(Event*);
 
     virtual bool containsRelatedTarget(Event*);
 
     MediaControllerInterface* m_mediaController;
 
     // Container for the media control elements.
     MediaControlPanelElement* m_panel;
 
@@ skipping 24 matching lines @@
     ASSERT_WITH_SECURITY_IMPLICATION(!node || node->isMediaControls());
     return static_cast<MediaControls*>(node);
 }
 
 // This will catch anyone doing an unneccessary cast.
 void toMediaControls(const MediaControls*);
 
 }
 
 #endif