Move android mediaplayer from render process to browser process.

webkit/media/android/media_player_bridge_manager_impl.h

+// Copyright (c) 2012 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 WEBKIT_MEDIA_ANDROID_MEDIA_PLAYER_BRIDGE_MANAGER_IMPL_H_
+#define WEBKIT_MEDIA_ANDROID_MEDIA_PLAYER_BRIDGE_MANAGER_IMPL_H_
+
+#include <vector>
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "media/base/android/media_player_bridge_manager.h"
+
+namespace webkit_media {
+
+// Class for managing active MediaPlayerBridge objects if they are created
+// in render process.
+class MediaPlayerBridgeManagerImpl : public media::MediaPlayerBridgeManager {
+ public:
+  // The manager will start to reclaim unused resources when the number of
+  // active MediaPlayerBridge objects reaches |threshold|.
+  explicit MediaPlayerBridgeManagerImpl(int threshold);
+  virtual ~MediaPlayerBridgeManagerImpl();
+
+  // media::MediaPlayerBridgeManager implementations.
+  virtual void RequestMediaResources(media::MediaPlayerBridge* player) OVERRIDE;
+  virtual void ReleaseMediaResources(media::MediaPlayerBridge* player) OVERRIDE;
+
+ private:
+  // An array of active MediaPlayerBridge objects.
+  std::vector<media::MediaPlayerBridge*> players_;
+
+  // Threshold before we start to reclaim unused media resources.
+  int active_player_threshold_;
+
+  DISALLOW_COPY_AND_ASSIGN(MediaPlayerBridgeManagerImpl);
+};
+
+}  // namespace webkit_media
+
+#endif  // WEBKIT_MEDIA_ANDROID_MEDIA_PLAYER_BRIDGE_MANAGER_IMPL_H_