Added stub MediaSourcePlayer for developing behind the flag

media/base/android/media_source_player_impl.h

Index: media/base/android/media_source_player_impl.h
diff --git a/media/base/android/media_source_player_impl.h b/media/base/android/media_source_player_impl.h
new file mode 100644
index 0000000000000000000000000000000000000000..299f09e94849d444d4ea0723340e409fa920b083
--- /dev/null
+++ b/media/base/android/media_source_player_impl.h
@@ -0,0 +1,73 @@
+// Copyright 2015 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 MEDIA_BASE_ANDROID_MEDIA_SOURCE_PLAYER_IMPL_H_
+#define MEDIA_BASE_ANDROID_MEDIA_SOURCE_PLAYER_IMPL_H_
+
+#include "base/android/scoped_java_ref.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/memory/weak_ptr.h"
+#include "base/threading/thread.h"
+#include "media/base/android/demuxer_android.h"
+#include "media/base/media_export.h"
+#include "ui/gl/android/scoped_java_surface.h"
+
+namespace media {
+
+class BrowserCdm;
+
+// This class implements the media source extensions on Android.
+
+// The separation between MediaSourcePlayer and MediaSourcePlayerImpl
+// is introduced for the postponed destruction of MediaSourcePlayerImpl
+// that happens on the Media thread.
+
+class MEDIA_EXPORT MediaSourcePlayerImpl : public DemuxerAndroidClient {
+ public:
+  // Constructs a player with the given ID and demuxer. |manager| must outlive
+  // the lifetime of this object.
+  MediaSourcePlayerImpl(scoped_ptr<DemuxerAndroid> demuxer);
+  ~MediaSourcePlayerImpl();
+
+  // Forwarded from MediaSourceImpl
+  void SetVideoSurface(gfx::ScopedJavaSurface surface);
+  void Start();
+  void Pause();
+  void SeekTo(base::TimeDelta timestamp);
+  void Release();
+  void SetVolume(double volume);
+  int GetVideoWidth();
+  int GetVideoHeight();
+  base::TimeDelta GetCurrentTime();
+  base::TimeDelta GetDuration();
+  bool IsPlaying();
+  bool CanPause();
+  bool CanSeekForward();
+  bool CanSeekBackward();
+  bool IsPlayerReady();
+  void SetCdm(BrowserCdm* cdm);
+
+  // DemuxerAndroidClient implementation.
+  void OnDemuxerConfigsAvailable(const DemuxerConfigs& params) override;
+  void OnDemuxerDataAvailable(const DemuxerData& params) override;
+  void OnDemuxerSeekDone(base::TimeDelta actual_browser_seek_time) override;
+  void OnDemuxerDurationChanged(base::TimeDelta duration) override;
+
+  // Helper methods
+  void Initialize();
+  void DestroySelf();
+
+ private:
+  scoped_ptr<DemuxerAndroid> demuxer_;
+
+  base::WeakPtr<MediaSourcePlayerImpl> weak_this_;
+  // NOTE: Weak pointers must be invalidated before all other member variables.
+  base::WeakPtrFactory<MediaSourcePlayerImpl> weak_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(MediaSourcePlayerImpl);
+};
+
+}  // namespace media
+
+#endif  // MEDIA_BASE_ANDROID_MEDIA_SOURCE_PLAYER_IMPL_H_