Revert 131949 (multiple memory leaks) - Adding JSEP PeerConnection glue.

content/renderer/media/peer_connection_handler.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 CONTENT_RENDERER_MEDIA_PEER_CONNECTION_HANDLER_H_
 #define CONTENT_RENDERER_MEDIA_PEER_CONNECTION_HANDLER_H_
 
+#include <map>
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/message_loop_proxy.h"
 #include "content/common/content_export.h"
-#include "content/renderer/media/peer_connection_handler_base.h"
+#include "third_party/libjingle/source/talk/app/webrtc/mediastream.h"
+#include "third_party/libjingle/source/talk/app/webrtc/peerconnection.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebPeerConnectionHandler.h"
 
-// PeerConnectionHandler is a delegate for the ROAP PeerConnection API messages
-// going between WebKit and native PeerConnection in libjingle. It's owned by
-// WebKit. ROAP PeerConnection will be removed soon.
+class MediaStreamDependencyFactory;
+class MediaStreamImpl;
+
+// PeerConnectionHandler is a delegate for the PeerConnection API messages going
+// between WebKit and native PeerConnection in libjingle. It's owned by
+// WebKit.
 class CONTENT_EXPORT PeerConnectionHandler
-    : public PeerConnectionHandlerBase,
-      NON_EXPORTED_BASE(public WebKit::WebPeerConnectionHandler) {
+    : NON_EXPORTED_BASE(public WebKit::WebPeerConnectionHandler),
+      NON_EXPORTED_BASE(public webrtc::PeerConnectionObserver) {
  public:
   PeerConnectionHandler(
       WebKit::WebPeerConnectionHandlerClient* client,
       MediaStreamImpl* msi,
       MediaStreamDependencyFactory* dependency_factory);
   virtual ~PeerConnectionHandler();
 
+  // Set the video renderer for the specified stream.
+  virtual void SetVideoRenderer(
+      const std::string& stream_label,
+      webrtc::VideoRendererWrapperInterface* renderer);
+
   // WebKit::WebPeerConnectionHandler implementation
   virtual void initialize(
       const WebKit::WebString& server_configuration,
       const WebKit::WebString& username) OVERRIDE;
   virtual void produceInitialOffer(
       const WebKit::WebVector<WebKit::WebMediaStreamDescriptor>&
           pending_add_streams) OVERRIDE;
   virtual void handleInitialOffer(const WebKit::WebString& sdp) OVERRIDE;
   virtual void processSDP(const WebKit::WebString& sdp) OVERRIDE;
   virtual void processPendingStreams(
@@ skipping 12 matching lines @@
   virtual void OnStateChange(StateType state_changed) OVERRIDE;
   virtual void OnAddStream(webrtc::MediaStreamInterface* stream) OVERRIDE;
   virtual void OnRemoveStream(webrtc::MediaStreamInterface* stream) OVERRIDE;
   virtual void OnIceCandidate(
       const webrtc::IceCandidateInterface* candidate) OVERRIDE;
   virtual void OnIceComplete() OVERRIDE;
 
  private:
   FRIEND_TEST_ALL_PREFIXES(PeerConnectionHandlerTest, Basic);
 
+  void AddStreams(
+      const WebKit::WebVector<WebKit::WebMediaStreamDescriptor>& streams);
+  void RemoveStreams(
+      const WebKit::WebVector<WebKit::WebMediaStreamDescriptor>& streams);
   void OnAddStreamCallback(webrtc::MediaStreamInterface* stream);
   void OnRemoveStreamCallback(webrtc::MediaStreamInterface* stream);
+  WebKit::WebMediaStreamDescriptor CreateWebKitStreamDescriptor(
+      webrtc::MediaStreamInterface* stream);
 
   // client_ is a weak pointer, and is valid until stop() has returned.
   WebKit::WebPeerConnectionHandlerClient* client_;
 
+  // media_stream_impl_ is a weak pointer, and is valid for the lifetime of this
+  // class. Calls to it must be done on the render thread.
+  MediaStreamImpl* media_stream_impl_;
+
+  // dependency_factory_ is a weak pointer, and is valid for the lifetime of
+  // MediaStreamImpl.
+  MediaStreamDependencyFactory* dependency_factory_;
+
+  // native_peer_connection_ is the native PeerConnection object,
+  // it handles the ICE processing and media engine.
+  talk_base::scoped_refptr<webrtc::PeerConnectionInterface>
+      native_peer_connection_;
+
+  typedef std::map<webrtc::MediaStreamInterface*,
+                   WebKit::WebMediaStreamDescriptor> RemoteStreamMap;
+  RemoteStreamMap remote_streams_;
+
+  scoped_refptr<base::MessageLoopProxy> message_loop_proxy_;
+
   DISALLOW_COPY_AND_ASSIGN(PeerConnectionHandler);
 };
 
 #endif  // CONTENT_RENDERER_MEDIA_PEER_CONNECTION_HANDLER_H_