Eliminate MediaPlayer abstraction(play/pause, other APIs)

Source/web/WebMediaPlayerClientImpl.h

Index: Source/web/WebMediaPlayerClientImpl.h
diff --git a/Source/web/WebMediaPlayerClientImpl.h b/Source/web/WebMediaPlayerClientImpl.h
index 08a49c2642ee1ffadb9925d9b94cb0964cc04cf3..0c2784b8b29b40c1600ef2f2af4004396e962852 100644
--- a/Source/web/WebMediaPlayerClientImpl.h
+++ b/Source/web/WebMediaPlayerClientImpl.h
@@ -98,21 +98,15 @@ public:
     // MediaPlayer methods:
     virtual WebMediaPlayer* webMediaPlayer() const OVERRIDE;
     virtual void load(WebMediaPlayer::LoadType, const WTF::String& url, WebMediaPlayer::CORSMode) OVERRIDE;
-    virtual void play() OVERRIDE;
-    virtual void pause() OVERRIDE;
-    virtual bool supportsSave() const OVERRIDE;
     virtual double duration() const OVERRIDE;
     virtual double currentTime() const OVERRIDE;
     virtual void seek(double time) OVERRIDE;
     virtual bool seeking() const OVERRIDE;
-    virtual bool paused() const OVERRIDE;
     virtual void setPoster(const WebCore::KURL&) OVERRIDE;
     virtual WebCore::MediaPlayer::NetworkState networkState() const OVERRIDE;
     virtual void paint(WebCore::GraphicsContext*, const WebCore::IntRect&) OVERRIDE;
     virtual bool copyVideoTextureToPlatformTexture(WebGraphicsContext3D*, Platform3DObject texture, GLint level, GLenum type, GLenum internalFormat, bool premultiplyAlpha, bool flipY) OVERRIDE;
     virtual void setPreload(WebCore::MediaPlayer::Preload) OVERRIDE;
-    virtual bool hasSingleSecurityOrigin() const OVERRIDE;
-    virtual double mediaTimeForTimeValue(double timeValue) const OVERRIDE;
 
 #if ENABLE(WEB_AUDIO)
     virtual WebCore::AudioSourceProvider* audioSourceProvider() OVERRIDE;