Add touch events to the protocol, the stub layer, and to the client plugin.

remoting/remoting_test.gypi

 # Copyright 2014 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.
 
 {
   'targets': [
     {
       'target_name': 'remoting_test_common',
       'type': 'static_library',
       'dependencies': [
@@ skipping 110 matching lines @@
         'base/running_average_unittest.cc',
         'base/test_rsa_key_pair.h',
         'base/typed_buffer_unittest.cc',
         'base/util_unittest.cc',
         'client/audio_player_unittest.cc',
         'client/client_status_logger_unittest.cc',
         'client/key_event_mapper_unittest.cc',
         'client/plugin/empty_cursor_filter_unittest.cc',
         'client/plugin/normalizing_input_filter_cros_unittest.cc',
         'client/plugin/normalizing_input_filter_mac_unittest.cc',
+        'client/plugin/touch_input_scaler_unittest.cc',
         'client/server_log_entry_client_unittest.cc',
         'codec/audio_encoder_opus_unittest.cc',
         'codec/codec_test.cc',
         'codec/codec_test.h',
         'codec/video_decoder_vpx_unittest.cc',
         'codec/video_encoder_helper_unittest.cc',
         'codec/video_encoder_verbatim_unittest.cc',
         'codec/video_encoder_vpx_unittest.cc',
         'host/audio_pump_unittest.cc',
         'host/audio_silence_detector_unittest.cc',
@@ skipping 279 matching lines @@
               'dependencies': [
                 '../base/allocator/allocator.gyp:allocator',
               ],
             }],
           ],  # end of 'conditions'
         },  # end of target 'remoting_perftests'
       ]
     }]
   ]
 }