Protocol-level changes required to support PIN-less authentication.

remoting/protocol/host_control_dispatcher.cc

 // Copyright (c) 2012 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/host_control_dispatcher.h"
 
 #include "base/message_loop_proxy.h"
 #include "net/socket/stream_socket.h"
 #include "remoting/base/constants.h"
 #include "remoting/proto/control.pb.h"
@@ skipping 21 matching lines @@
   writer_.Init(channel(), BufferedSocketWriter::WriteFailedCallback());
 }
 
 void HostControlDispatcher::SetCapabilities(
     const Capabilities& capabilities) {
   ControlMessage message;
   message.mutable_capabilities()->CopyFrom(capabilities);
   writer_.Write(SerializeAndFrameMessage(message), base::Closure());
 }
 
+void HostControlDispatcher::SetPairingResponse(
+    const PairingResponse& pairing_response) {
+  ControlMessage message;
+  message.mutable_pairing_response()->CopyFrom(pairing_response);
+  writer_.Write(SerializeAndFrameMessage(message), base::Closure());
+}
+
 void HostControlDispatcher::InjectClipboardEvent(const ClipboardEvent& event) {
   ControlMessage message;
   message.mutable_clipboard_event()->CopyFrom(event);
   writer_.Write(SerializeAndFrameMessage(message), base::Closure());
 }
 
 void HostControlDispatcher::SetCursorShape(
     const CursorShapeInfo& cursor_shape) {
   ControlMessage message;
   message.mutable_cursor_shape()->CopyFrom(cursor_shape);
@@ skipping 10 matching lines @@
   if (message->has_clipboard_event()) {
     clipboard_stub_->InjectClipboardEvent(message->clipboard_event());
   } else if (message->has_client_resolution()) {
     host_stub_->NotifyClientResolution(message->client_resolution());
   } else if (message->has_video_control()) {
     host_stub_->ControlVideo(message->video_control());
   } else if (message->has_audio_control()) {
     host_stub_->ControlAudio(message->audio_control());
   } else if (message->has_capabilities()) {
     host_stub_->SetCapabilities(message->capabilities());
+  } else if (message->has_pairing_request()) {
+    host_stub_->RequestPairing(message->pairing_request());
   } else {
     LOG(WARNING) << "Unknown control message received.";
   }
 }
 
 }  // namespace protocol
 }  // namespace remoting