Implement the content/renderer and content/browser part of the Device Motion API.

content/content_renderer.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': [
     '../jingle/jingle.gyp:jingle_glue',
     '../net/net.gyp:net',
     '../skia/skia.gyp:skia',
     '../third_party/WebKit/public/blink.gyp:blink',
@@ skipping 60 matching lines @@
     'renderer/all_rendering_benchmarks.cc',
     'renderer/all_rendering_benchmarks.h',
     'renderer/android/address_detector.cc',
     'renderer/android/address_detector.h',
     'renderer/android/content_detector.cc',
     'renderer/android/content_detector.h',
     'renderer/android/email_detector.cc',
     'renderer/android/email_detector.h',
     'renderer/android/phone_number_detector.cc',
     'renderer/android/phone_number_detector.h',
+    'renderer/device_orientation/device_motion_event_pump.cc',
+    'renderer/device_orientation/device_motion_event_pump.h',
     'renderer/android/synchronous_compositor_factory.cc',
     'renderer/android/synchronous_compositor_factory.h',
     'renderer/device_orientation_dispatcher.cc',
     'renderer/device_orientation_dispatcher.h',
     'renderer/devtools/devtools_agent.cc',
     'renderer/devtools/devtools_agent.h',
     'renderer/devtools/devtools_agent_filter.cc',
     'renderer/devtools/devtools_agent_filter.h',
     'renderer/devtools/devtools_client.cc',
     'renderer/devtools/devtools_client.h',
@@ skipping 220 matching lines @@
     'renderer/renderer_webcookiejar_impl.cc',
     'renderer/renderer_webcookiejar_impl.h',
     'renderer/renderer_webcolorchooser_impl.cc',
     'renderer/renderer_webcolorchooser_impl.h',
     'renderer/renderer_webkitplatformsupport_impl.cc',
     'renderer/renderer_webkitplatformsupport_impl.h',
     'renderer/rendering_benchmark.cc',
     'renderer/rendering_benchmark.h',
     'renderer/savable_resources.cc',
     'renderer/savable_resources.h',
+    'renderer/shared_memory_seqlock_reader.h',
+    'renderer/shared_memory_seqlock_reader_base.cc',
+    'renderer/shared_memory_seqlock_reader_base.h',
     'renderer/skia_benchmarking_extension.cc',
     'renderer/skia_benchmarking_extension.h',
     'renderer/speech_recognition_dispatcher.cc',
     'renderer/speech_recognition_dispatcher.h',
     'renderer/stats_collection_controller.cc',
     'renderer/stats_collection_controller.h',
     'renderer/stats_collection_observer.cc',
     'renderer/stats_collection_observer.h',
     'renderer/text_input_client_observer.cc',
     'renderer/text_input_client_observer.h',
@@ skipping 160 matching lines @@
     }],
   ],
   'target_conditions': [
     ['OS=="android"', {
       'sources/': [
         ['include', '^renderer/render_view_linux\\.cc$'],
       ],
     }],
   ],
 }