Move MediaControlsWindowEventListener to modules/media_controls/.

third_party/WebKit/Source/core/html/media/MediaControls.h

Index: third_party/WebKit/Source/core/html/media/MediaControls.h
diff --git a/third_party/WebKit/Source/core/html/media/MediaControls.h b/third_party/WebKit/Source/core/html/media/MediaControls.h
index 415a00bace2257f4180c3e94ba2bb4b0483a2328..1f07d45e9696b59bf17fb4ad28e681363e8ce46a 100644
--- a/third_party/WebKit/Source/core/html/media/MediaControls.h
+++ b/third_party/WebKit/Source/core/html/media/MediaControls.h
@@ -14,10 +14,7 @@ namespace blink {
 class Document;
 class HTMLMediaElement;
 class LayoutObject;
-class MediaControlCastButtonElement;
 class MediaControlPanelElement;
-class MediaControlTimelineElement;
-class MediaControlVolumeSliderElement;
 class ShadowRoot;
 
 // MediaControls is an interface to abstract the HTMLMediaElement controls. The
@@ -76,9 +73,6 @@ class CORE_EXPORT MediaControls : public GarbageCollectedMixin {
   // implementation and could be removed when the full implementation has moved
   // to modules.
   virtual MediaControlPanelElement* panelElement() = 0;
-  virtual MediaControlTimelineElement* timelineElement() = 0;
-  virtual MediaControlCastButtonElement* castButtonElement() = 0;
-  virtual MediaControlVolumeSliderElement* volumeSliderElement() = 0;
   virtual Document& ownerDocument() = 0;
   virtual void onVolumeChange() = 0;
   virtual void onFocusIn() = 0;