Encrypted Media: Replace DecryptorClient with key event callbacks.

webkit/media/webmediaplayer_proxy.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_WEBMEDIAPLAYER_PROXY_H_
 #define WEBKIT_MEDIA_WEBMEDIAPLAYER_PROXY_H_
 
-#include <list>
-#include <string>
-#include <vector>
-
 #include "base/memory/ref_counted.h"
 #include "base/synchronization/lock.h"
-#include "media/base/decryptor_client.h"
 #include "media/base/pipeline.h"
-#include "media/filters/chunk_demuxer.h"
-#include "media/filters/ffmpeg_video_decoder.h"
 #include "media/filters/skcanvas_video_renderer.h"
 #include "webkit/media/buffered_data_source.h"
 
 class SkCanvas;
 
 namespace base {
 class MessageLoopProxy;
 }
 
 namespace gfx {
 class Rect;
 }
 
 namespace media {
 class VideoFrame;
 class VideoRendererBase;
 }
 
 namespace webkit_media {
 
 class WebMediaPlayerImpl;
 
 // Acts as a thread proxy between the various threads used for multimedia and
 // the render thread that WebMediaPlayerImpl is running on.
 class WebMediaPlayerProxy
-    : public base::RefCountedThreadSafe<WebMediaPlayerProxy>,
-      public media::DecryptorClient {
+    : public base::RefCountedThreadSafe<WebMediaPlayerProxy> {
  public:
   WebMediaPlayerProxy(const scoped_refptr<base::MessageLoopProxy>& render_loop,
                       WebMediaPlayerImpl* webmediaplayer);
   const scoped_refptr<BufferedDataSource>& data_source() {
     return data_source_;
   }
   void set_data_source(const scoped_refptr<BufferedDataSource>& data_source) {
     data_source_ = data_source;
   }
 
   // TODO(scherkus): remove this once VideoRendererBase::PaintCB passes
   // ownership of the VideoFrame http://crbug.com/108435
   void set_frame_provider(media::VideoRendererBase* frame_provider) {
     frame_provider_ = frame_provider;
   }
 
   // Methods for Filter -> WebMediaPlayerImpl communication.
   void Repaint();
 
   // Methods for WebMediaPlayerImpl -> Filter communication.
   void Paint(SkCanvas* canvas, const gfx::Rect& dest_rect, uint8_t alpha);
   void Detach();
   void GetCurrentFrame(scoped_refptr<media::VideoFrame>* frame_out);
   void PutCurrentFrame(scoped_refptr<media::VideoFrame> frame);
   bool HasSingleOrigin();
   bool DidPassCORSAccessCheck() const;
 
   void AbortDataSource();
 
-  // DecryptorClient implementation.
-  virtual void KeyAdded(const std::string& key_system,
-                        const std::string& session_id) OVERRIDE;
-  virtual void KeyError(const std::string& key_system,
-                        const std::string& session_id,
-                        media::Decryptor::KeyError error_code,
-                        int system_code) OVERRIDE;
-  virtual void KeyMessage(const std::string& key_system,
-                          const std::string& session_id,
-                          const std::string& message,
-                          const std::string& default_url) OVERRIDE;
-  virtual void NeedKey(const std::string& key_system,
-                       const std::string& session_id,
-                       const std::string& type,
-                       scoped_array<uint8> init_data,
-                       int init_data_size) OVERRIDE;
-
  private:
   friend class base::RefCountedThreadSafe<WebMediaPlayerProxy>;
   virtual ~WebMediaPlayerProxy();
 
   // Invoke |webmediaplayer_| to perform a repaint.
   void RepaintTask();
 
-  // Notify |webmediaplayer_| that a key has been added.
-  void KeyAddedTask(const std::string& key_system,
-                    const std::string& session_id);
-
-  // Notify |webmediaplayer_| that a key error occurred.
-  void KeyErrorTask(const std::string& key_system,
-                    const std::string& session_id,
-                    media::Decryptor::KeyError error_code,
-                    int system_code);
-
-  // Notify |webmediaplayer_| that a key message has been generated.
-  void KeyMessageTask(const std::string& key_system,
-                      const std::string& session_id,
-                      const std::string& message,
-                      const std::string& default_url);
-
-  // Notify |webmediaplayer_| that a key is needed for decryption.
-  void NeedKeyTask(const std::string& key_system,
-                   const std::string& session_id,
-                   const std::string& type,
-                   scoped_array<uint8> init_data,
-                   int init_data_size);
-
   // The render message loop where WebKit lives.
   scoped_refptr<base::MessageLoopProxy> render_loop_;
   WebMediaPlayerImpl* webmediaplayer_;
 
   scoped_refptr<BufferedDataSource> data_source_;
   scoped_refptr<media::VideoRendererBase> frame_provider_;
   media::SkCanvasVideoRenderer video_renderer_;
 
   base::Lock lock_;
   int outstanding_repaints_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(WebMediaPlayerProxy);
 };
 
 }  // namespace webkit_media
 
 #endif  // WEBKIT_MEDIA_WEBMEDIAPLAYER_PROXY_H_