Use webrtc::DesktopCapturer for screen capturer implementation.

remoting/host/client_session_unittest.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 "base/message_loop.h"
 #include "media/video/capture/screen/screen_capturer_fake.h"
 #include "media/video/capture/screen/screen_capturer_mock_objects.h"
 #include "remoting/base/auto_thread_task_runner.h"
 #include "remoting/base/constants.h"
 #include "remoting/host/audio_capturer.h"
 #include "remoting/host/client_session.h"
 #include "remoting/host/desktop_environment.h"
 #include "remoting/host/host_mock_objects.h"
 #include "remoting/protocol/protocol_mock_objects.h"
 #include "testing/gtest/include/gtest/gtest.h"
+#include "third_party/webrtc/modules/desktop_capture/desktop_region.h"
 
 namespace remoting {
 
 using protocol::MockConnectionToClient;
 using protocol::MockClientStub;
 using protocol::MockHostStub;
 using protocol::MockInputStub;
 using protocol::MockSession;
 using protocol::MockVideoStub;
 using protocol::SessionConfig;
@@ skipping 499 matching lines @@
       .After(connected)
       .WillOnce(DoAll(
           InvokeWithoutArgs(this, &ClientSessionTest::DisconnectClientSession),
           InvokeWithoutArgs(this, &ClientSessionTest::StopClientSession)));
 
   ConnectClientSession();
   message_loop_.Run();
 }
 
 }  // namespace remoting