Remove event_channel() and control_channel() from Session interface.

remoting/protocol/host_control_dispatcher.h

 // Copyright (c) 2011 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 REMOTING_PROTOCOL_HOST_CONTROL_DISPATCHER_H_
 #define REMOTING_PROTOCOL_HOST_CONTROL_DISPATCHER_H_
 
-#include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
+#include "remoting/protocol/channel_dispatcher_base.h"
 #include "remoting/protocol/client_stub.h"
 #include "remoting/protocol/message_reader.h"
 
 namespace base {
 class MessageLoopProxy;
 }  // namespace base
 
+namespace net {
+class StreamSocket;
+}  // namespace net
+
 namespace remoting {
 namespace protocol {
 
 class BufferedSocketWriter;
 class ControlMessage;
 class HostStub;
 class Session;
 
 // HostControlDispatcher dispatches incoming messages on the control
 // channel to HostStub, and also implements ClientStub for outgoing
 // messages.
-class HostControlDispatcher : public ClientStub {
+class HostControlDispatcher : public ChannelDispatcherBase, public ClientStub {
  public:
   HostControlDispatcher();
   virtual ~HostControlDispatcher();
 
-  // Initialize the control channel and the dispatcher for the
-  // |session|. Doesn't take ownership of |session|.
-  void Init(Session* session);
-
   // Sets HostStub that will be called for each incoming control
   // message. Doesn't take ownership of |host_stub|. It must outlive
   // this dispatcher.
   void set_host_stub(HostStub* host_stub) { host_stub_ = host_stub; }
 
+ protected:
+  // ChannelDispatcherBase overrides.
+  virtual void OnInitialized() OVERRIDE;
+
  private:
-  // This method is called by |reader_| when a message is received.
   void OnMessageReceived(ControlMessage* message,
                          const base::Closure& done_task);
 
   HostStub* host_stub_;
 
   ProtobufMessageReader<ControlMessage> reader_;
   scoped_refptr<BufferedSocketWriter> writer_;
 
   DISALLOW_COPY_AND_ASSIGN(HostControlDispatcher);
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_HOST_CONTROL_DISPATCHER_H_