Convert device_sensors to use mojo.

content/content_browser.gypi

 # 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.
 
 {
   'dependencies': [
     '../base/base.gyp:base_static',
     '../cc/cc.gyp:cc',
     '../cc/cc.gyp:cc_surfaces',
     '../components/components.gyp:display_compositor',
@@ skipping 560 matching lines @@
       'browser/device_sensors/data_fetcher_shared_memory.h',
       'browser/device_sensors/data_fetcher_shared_memory_android.cc',
       'browser/device_sensors/data_fetcher_shared_memory_base.cc',
       'browser/device_sensors/data_fetcher_shared_memory_base.h',
       'browser/device_sensors/data_fetcher_shared_memory_chromeos.cc',
       'browser/device_sensors/data_fetcher_shared_memory_default.cc',
       'browser/device_sensors/data_fetcher_shared_memory_mac.cc',
       'browser/device_sensors/data_fetcher_shared_memory_win.cc',
       'browser/device_sensors/device_inertial_sensor_service.cc',
       'browser/device_sensors/device_inertial_sensor_service.h',
-      'browser/device_sensors/device_light_message_filter.cc',
-      'browser/device_sensors/device_light_message_filter.h',
-      'browser/device_sensors/device_motion_message_filter.cc',
-      'browser/device_sensors/device_motion_message_filter.h',
-      'browser/device_sensors/device_orientation_absolute_message_filter.cc',
-      'browser/device_sensors/device_orientation_absolute_message_filter.h',
-      'browser/device_sensors/device_orientation_message_filter.cc',
-      'browser/device_sensors/device_orientation_message_filter.h',
-      'browser/device_sensors/device_sensor_message_filter.cc',
-      'browser/device_sensors/device_sensor_message_filter.h',
+      'browser/device_sensors/device_sensor_host.cc',
+      'browser/device_sensors/device_sensor_host.h',
       'browser/device_sensors/device_sensors_consts.h',
       'browser/device_sensors/sensor_manager_android.cc',
       'browser/device_sensors/sensor_manager_android.h',
       'browser/device_sensors/sensor_manager_chromeos.cc',
       'browser/device_sensors/sensor_manager_chromeos.h',
       'browser/devtools/browser_devtools_agent_host.cc',
       'browser/devtools/browser_devtools_agent_host.h',
       'browser/devtools/devtools_agent_host_impl.cc',
       'browser/devtools/devtools_agent_host_impl.h',
       'browser/devtools/devtools_frame_trace_recorder.cc',
@@ skipping 1612 matching lines @@
       ],
     }],
     ['OS != "mac" and OS != "android"', {
       'sources!': [
         'browser/gpu/gpu_surface_tracker.cc',
         'browser/gpu/gpu_surface_tracker.h',
       ],
     }],
   ],
 }