Expose the p2p client in content/public

content/renderer/p2p/ipc_socket_factory.cc

Index: content/renderer/p2p/ipc_socket_factory.cc
diff --git a/content/renderer/p2p/ipc_socket_factory.cc b/content/renderer/p2p/ipc_socket_factory.cc
index bd8fb315c114c39ce81250a98512894654c82391..760a8763a5f44c1c16a180d1efed7cf1ff281b79 100644
--- a/content/renderer/p2p/ipc_socket_factory.cc
+++ b/content/renderer/p2p/ipc_socket_factory.cc
@@ -62,8 +62,9 @@ class IpcPacketSocket : public talk_base::AsyncPacketSocket,
 
   // P2PSocketClient::Delegate implementation.
   virtual void OnOpen(const net::IPEndPoint& address) OVERRIDE;
-  virtual void OnIncomingTcpConnection(const net::IPEndPoint& address,
-                                       P2PSocketClient* client) OVERRIDE;
+  virtual void OnIncomingTcpConnection(
+      const net::IPEndPoint& address,
+      P2PSocketClientInterface* client) OVERRIDE;
   virtual void OnSendComplete() OVERRIDE;
   virtual void OnError() OVERRIDE;
   virtual void OnDataReceived(const net::IPEndPoint& address,
@@ -83,7 +84,7 @@ class IpcPacketSocket : public talk_base::AsyncPacketSocket,
   // |in_flight_packet_sizes_|.
   void TraceSendThrottlingState() const;
 
-  void InitAcceptedTcp(P2PSocketClient* client,
+  void InitAcceptedTcp(P2PSocketClientInterface* client,
                        const talk_base::SocketAddress& local_address,
                        const talk_base::SocketAddress& remote_address);
   P2PSocketType type_;
@@ -92,7 +93,7 @@ class IpcPacketSocket : public talk_base::AsyncPacketSocket,
   base::MessageLoop* message_loop_;
 
   // Corresponding P2P socket client.
-  scoped_refptr<P2PSocketClient> client_;
+  scoped_refptr<P2PSocketClientInterface> client_;
 
   // Local address is allocated by the browser process, and the
   // renderer side doesn't know the address until it receives OnOpen()
@@ -179,7 +180,7 @@ bool IpcPacketSocket::Init(P2PSocketType type, P2PSocketClient* client,
 }
 
 void IpcPacketSocket::InitAcceptedTcp(
-    P2PSocketClient* client,
+    P2PSocketClientInterface* client,
     const talk_base::SocketAddress& local_address,
     const talk_base::SocketAddress& remote_address) {
   DCHECK_EQ(base::MessageLoop::current(), message_loop_);
@@ -339,7 +340,7 @@ void IpcPacketSocket::OnOpen(const net::IPEndPoint& address) {
 
 void IpcPacketSocket::OnIncomingTcpConnection(
     const net::IPEndPoint& address,
-    P2PSocketClient* client) {
+    P2PSocketClientInterface* client) {
   DCHECK_EQ(base::MessageLoop::current(), message_loop_);
 
   scoped_ptr<IpcPacketSocket> socket(new IpcPacketSocket());