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

remoting/protocol/channel_dispatcher_base.cc

Index: remoting/protocol/channel_dispatcher_base.cc
diff --git a/remoting/protocol/channel_dispatcher_base.cc b/remoting/protocol/channel_dispatcher_base.cc
new file mode 100644
index 0000000000000000000000000000000000000000..21f118784803eff251aec88f7d6ea9cbeb661358
--- /dev/null
+++ b/remoting/protocol/channel_dispatcher_base.cc
@@ -0,0 +1,48 @@
+// 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.
+
+#include "remoting/protocol/channel_dispatcher_base.h"
+
+#include "base/bind.h"
+#include "net/socket/stream_socket.h"
+#include "remoting/protocol/session.h"
+
+namespace remoting {
+namespace protocol {
+
+ChannelDispatcherBase::ChannelDispatcherBase(const char* channel_name)
+    : channel_name_(channel_name),
+      session_(NULL) {
+}
+
+ChannelDispatcherBase::~ChannelDispatcherBase() {
+  if (session_)
+    session_->CancelChannelCreation(channel_name_);
+}
+
+void ChannelDispatcherBase::Init(Session* session,
+                                 const InitializedCallback& callback) {
+  DCHECK(session);
+  session_ = session;
+  initialized_callback_ = callback;
+
+  session_->CreateStreamChannel(channel_name_, base::Bind(
+      &ChannelDispatcherBase::OnChannelReady, base::Unretained(this)));
+}
+
+void ChannelDispatcherBase::OnChannelReady(net::StreamSocket* socket) {
+  if (!socket) {
+    initialized_callback_.Run(false);
+    return;
+  }
+
+  channel_.reset(socket);
+
+  OnInitialized();
+
+  initialized_callback_.Run(true);
+}
+
+}  // namespace protocol
+}  // namespace remoting