Move MediaControlsWindowEventListener to modules/media_controls/.

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

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MediaControls_h
 #define MediaControls_h
 
 #include "core/CoreExport.h"
 #include "platform/heap/Handle.h"
 #include "platform/heap/Visitor.h"
 
 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
 // implementation will be used using a Factory (see below).
 class CORE_EXPORT MediaControls : public GarbageCollectedMixin {
  public:
   // Factory class that HTMLMediaElement uses to create the MediaControls
   // instance. MediaControls implementations are expected to implement a factory
   // class and provide an implementation of it to HTMLMediaElement via
   // `::registerMediaControlsFactory()`.
@@ skipping 38 matching lines @@
   // TODO(mlamouri): required by LayoutVTTCue.
   virtual LayoutObject* PanelLayoutObject() = 0;
   // Returns the layout object of the media controls container. Maybe null.
   // TODO(mlamouri): required by LayoutVTTCue.
   virtual LayoutObject* ContainerLayoutObject() = 0;
 
   // TODO: the following are required by other parts of the media controls
   // 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;
   virtual void OnTimeUpdate() = 0;
   virtual void OnDurationChange() = 0;
   virtual void OnPlay() = 0;
   virtual void OnPlaying() = 0;
   virtual void OnPause() = 0;
   virtual void OnTextTracksAddedOrRemoved() = 0;
   virtual void OnTextTracksChanged() = 0;
   virtual void OnError() = 0;
   virtual void OnLoadedMetadata() = 0;
   virtual void OnEnteredFullscreen() = 0;
   virtual void OnExitedFullscreen() = 0;
   virtual void OnPanelKeypress() = 0;
   virtual void BeginScrubbing() = 0;
   virtual void EndScrubbing() = 0;
   virtual void UpdateCurrentTimeDisplay() = 0;
   virtual void ToggleTextTrackList() = 0;
-  virtual void ShowTextTrackAtIndex(unsigned index_to_enable) = 0;
+  virtual void ShowTextTrackAtIndex(unsigned) = 0;
   virtual void DisableShowingTextTracks() = 0;
   virtual void EnterFullscreen() = 0;
   virtual void ExitFullscreen() = 0;
   virtual void ShowOverlayCastButtonIfNeeded() = 0;
   virtual void ToggleOverflowMenu() = 0;
   virtual bool OverflowMenuVisible() = 0;
   virtual void OnMediaControlsEnabledChange() = 0;
 
   DECLARE_VIRTUAL_TRACE();
 
  private:
   Member<HTMLMediaElement> media_element_;
 };
 
 }  // namespace blink
 
 #endif  // MediaControls_h