P2P <-> cast library integration v0.1

chrome/renderer/media/cast_session.h

Index: chrome/renderer/media/cast_session.h
diff --git a/chrome/renderer/media/cast_session.h b/chrome/renderer/media/cast_session.h
index 6bec7f9a3f16d949d9446c225e75ad18134044c6..4f6298e16f51442199b72d77aa1a8658fc201d30 100644
--- a/chrome/renderer/media/cast_session.h
+++ b/chrome/renderer/media/cast_session.h
@@ -8,11 +8,15 @@
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
+#include "net/base/ip_endpoint.h"
 
 namespace base {
 class MessageLoopProxy;
 }  // namespace base
 
+namespace content{
+class P2PSocketClient;
+};
 namespace media {
 namespace cast {
 struct AudioSenderConfig;
@@ -29,6 +33,24 @@ class CastSession : public base::RefCounted<CastSession> {
  public:
   CastSession();
 
+  class SocketFactory {
+   public:
+    virtual ~SocketFactory();
+
+    // Called on IO thread.
+    virtual scoped_refptr<content::P2PSocketClient> create() = 0;
+  };
+
+  // Send the socket factory to the delegate, where create will be
+  // called. The delegate will then delete the socket factory on the
+  // IO thread. We do it this way because the P2P socket needs to
+  // be created on the same thread that the callbacks will be called on.
+  // The |remote_endpoint| is the address will be used when calling
+  // SendWithDscp on the P2PSocketClient.
+  // Takes ownership of socket_factory.
+  void SetSocketFactory(scoped_ptr<SocketFactory> socket_factory,
+                        const net::IPEndPoint& remote_address);
+
   // Start encoding of audio and video using the provided configuration.
   void StartAudio(const media::cast::AudioSenderConfig& config);
   void StartVideo(const media::cast::VideoSenderConfig& config);