Remove MEDIA_SOURCE feature define.

Source/WebCore/platform/graphics/MediaPlayer.h

Index: Source/WebCore/platform/graphics/MediaPlayer.h
diff --git a/Source/WebCore/platform/graphics/MediaPlayer.h b/Source/WebCore/platform/graphics/MediaPlayer.h
index 86ea40278c2456dfd391d544dfdc128545e73ef7..4745d9c3e59dce61a33acf74e1d68c2ff3363777 100644
--- a/Source/WebCore/platform/graphics/MediaPlayer.h
+++ b/Source/WebCore/platform/graphics/MediaPlayer.h
@@ -65,9 +65,7 @@ class AudioSourceProvider;
 class Document;
 class GStreamerGWorld;
 class MediaPlayerPrivateInterface;
-#if ENABLE(MEDIA_SOURCE)
 class MediaSource;
-#endif
 class TextTrackRepresentation;
 
 // Structure that will hold every native
@@ -273,9 +271,7 @@ public:
     void setSize(const IntSize& size);
 
     bool load(const KURL&, const ContentType&, const String& keySystem);
-#if ENABLE(MEDIA_SOURCE)
     bool load(const KURL&, PassRefPtr<MediaSource>);
-#endif
     void cancelLoad();
 
     bool visible() const;
@@ -496,9 +492,7 @@ private:
     WebMediaPlayerProxy* m_playerProxy;    // not owned or used, passed to m_private
 #endif
 
-#if ENABLE(MEDIA_SOURCE)
     RefPtr<MediaSource> m_mediaSource;
-#endif
 };
 
 typedef PassOwnPtr<MediaPlayerPrivateInterface> (*CreateMediaEnginePlayer)(MediaPlayer*);