Have HTMLElements / SVGElements constructors take a Document reference in argument

Source/core/html/shadow/MediaControlElementTypes.h

Index: Source/core/html/shadow/MediaControlElementTypes.h
diff --git a/Source/core/html/shadow/MediaControlElementTypes.h b/Source/core/html/shadow/MediaControlElementTypes.h
index fb534474035981ac0413c22a3ac647077eaaa348..a2304fd43a1f4c998577781ef68babb93a3ec1ea 100644
--- a/Source/core/html/shadow/MediaControlElementTypes.h
+++ b/Source/core/html/shadow/MediaControlElementTypes.h
@@ -107,7 +107,7 @@ private:
 class MediaControlDivElement : public HTMLDivElement, public MediaControlElement {
 protected:
     virtual bool isMediaControlElement() const OVERRIDE { return MediaControlElement::isMediaControlElement(); }
-    explicit MediaControlDivElement(Document*, MediaControlElementType);
+    explicit MediaControlDivElement(Document&, MediaControlElementType);
 };
 
 // ----------------------------
@@ -115,7 +115,7 @@ protected:
 class MediaControlInputElement : public HTMLInputElement, public MediaControlElement {
 protected:
     virtual bool isMediaControlElement() const OVERRIDE { return MediaControlElement::isMediaControlElement(); }
-    explicit MediaControlInputElement(Document*, MediaControlElementType);
+    explicit MediaControlInputElement(Document&, MediaControlElementType);
 
 private:
     virtual void updateDisplayType() { }
@@ -130,7 +130,7 @@ public:
     double currentValue() const { return m_currentValue; }
 
 protected:
-    explicit MediaControlTimeDisplayElement(Document*, MediaControlElementType);
+    explicit MediaControlTimeDisplayElement(Document&, MediaControlElementType);
 
 private:
     double m_currentValue;
@@ -145,7 +145,7 @@ public:
     virtual bool willRespondToMouseClickEvents() OVERRIDE { return true; }
 
 protected:
-    explicit MediaControlMuteButtonElement(Document*, MediaControlElementType);
+    explicit MediaControlMuteButtonElement(Document&, MediaControlElementType);
 
     virtual void defaultEventHandler(Event*) OVERRIDE;
 
@@ -163,7 +163,7 @@ public:
     void setClearMutedOnUserInteraction(bool);
 
 protected:
-    explicit MediaControlVolumeSliderElement(Document*);
+    explicit MediaControlVolumeSliderElement(Document&);
 
     virtual void defaultEventHandler(Event*) OVERRIDE;