[Draft] Fix canceling pin prompt causes host overload

remoting/protocol/protocol_mock_objects.h

 // 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.
 
 #ifndef REMOTING_PROTOCOL_PROTOCOL_MOCK_OBJECTS_H_
 #define REMOTING_PROTOCOL_PROTOCOL_MOCK_OBJECTS_H_
 
 #include <map>
 #include <string>
 
@@ skipping 34 matching lines @@
  private:
   DISALLOW_COPY_AND_ASSIGN(MockConnectionToClient);
 };
 
 class MockConnectionToClientEventHandler :
       public ConnectionToClient::EventHandler {
  public:
   MockConnectionToClientEventHandler();
   virtual ~MockConnectionToClientEventHandler();
 
+  MOCK_METHOD1(OnConnectionAuthenticating,
+               void(ConnectionToClient* connection));
   MOCK_METHOD1(OnConnectionAuthenticated, void(ConnectionToClient* connection));
   MOCK_METHOD1(OnConnectionChannelsConnected,
                void(ConnectionToClient* connection));
   MOCK_METHOD2(OnConnectionClosed, void(ConnectionToClient* connection,
                                         ErrorCode error));
   MOCK_METHOD2(OnSequenceNumberUpdated, void(ConnectionToClient* connection,
                                              int64 sequence_number));
   MOCK_METHOD3(OnRouteChange, void(ConnectionToClient* connection,
                                    const std::string& channel_name,
                                    const TransportRoute& route));
@@ skipping 177 matching lines @@
   virtual void PostTask(
       const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
       const tracked_objects::Location& from_here,
       const base::Closure& task) OVERRIDE;
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_PROTOCOL_MOCK_OBJECTS_H_