Use VP8 over PseudoTCP by default.

remoting/host/chromoting_host.h

Index: remoting/host/chromoting_host.h
diff --git a/remoting/host/chromoting_host.h b/remoting/host/chromoting_host.h
index 2294fdd701862c18b814e947c2764fb4e8299769..aa8cb5f885ea81a957129e363b6b4299380ffe1c 100644
--- a/remoting/host/chromoting_host.h
+++ b/remoting/host/chromoting_host.h
@@ -26,6 +26,7 @@ class ConnectionToClient;
 class HostStub;
 class InputStub;
 class SessionConfig;
+class CandidateSessionConfig;
 }  // namespace protocol
 
 class Capturer;
@@ -63,10 +64,13 @@ class ChromotingHost : public base::RefCountedThreadSafe<ChromotingHost>,
                        public protocol::ConnectionToClient::EventHandler,
                        public JingleClient::Callback {
  public:
-  ChromotingHost(ChromotingHostContext* context, MutableHostConfig* config);
-  ChromotingHost(ChromotingHostContext* context, MutableHostConfig* config,
-                 Capturer* capturer);
-  virtual ~ChromotingHost();
+  // Factory methods that must be used to create ChromotingHost
+  // instances.  Default capturer is used if it is not specified.
+  static ChromotingHost* Create(ChromotingHostContext* context,
+                                MutableHostConfig* config);
+  static ChromotingHost* Create(ChromotingHostContext* context,
+                                MutableHostConfig* config,
+                                Capturer* capturer);
 
   // Asynchronously start the host process.
   //
@@ -103,17 +107,22 @@ class ChromotingHost : public base::RefCountedThreadSafe<ChromotingHost>,
       protocol::Session* session,
       protocol::SessionManager::IncomingSessionResponse* response);
 
+  // Sets desired configuration for the protocol. Ownership of the
+  // |config| is transferred to the object. Must be called before Start().
+  void set_protocol_config(protocol::CandidateSessionConfig* config);
+
  private:
+  friend class base::RefCountedThreadSafe<ChromotingHost>;
+  ChromotingHost(ChromotingHostContext* context, MutableHostConfig* config,
+                 Capturer* capturer);
+  virtual ~ChromotingHost();
+
   enum State {
     kInitial,
     kStarted,
     kStopped,
   };
 
-  // This method connects to the talk network and start listening for incoming
-  // connections.
-  void DoStart(Task* shutdown_task);
-
   // Callback for protocol::SessionManager::Close().
   void OnServerClosed();
 
@@ -168,6 +177,9 @@ class ChromotingHost : public base::RefCountedThreadSafe<ChromotingHost>,
   // Lock is to lock the access to |state_|.
   Lock lock_;
 
+  // Configuration of the protocol.
+  scoped_ptr<protocol::CandidateSessionConfig> protocol_config_;
+
   DISALLOW_COPY_AND_ASSIGN(ChromotingHost);
 };