[WIP] Add Chromium-side support for the Screen Orientation API

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': [
     '../third_party/re2/re2.gyp:re2',
     '../base/base.gyp:base_static',
     '../crypto/crypto.gyp:crypto',
     '../google_apis/google_apis.gyp:google_apis',
@@ skipping 13 matching lines @@
   ],
   'include_dirs': [
     '..',
     '<(INTERMEDIATE_DIR)',
   ],
   'sources': [
     'port/browser/event_with_latency_info.h',
     'port/browser/location_provider.h',
     'port/browser/render_view_host_delegate_view.h',
     'port/browser/render_widget_host_view_port.h',
+    'port/browser/screen_orientation_provider.h',
     'port/browser/vibration_provider.h',
     'port/browser/web_contents_view_port.h',
     'public/browser/access_token_store.h',
     'public/browser/android/compositor.h',
     'public/browser/android/compositor_client.h',
     'public/browser/android/content_view_core.h',
     'public/browser/android/content_view_layer_renderer.h',
     'public/browser/android/devtools_auth.h',
     'public/browser/android/download_controller_android.h',
     'public/browser/android/synchronous_compositor_client.h',
@@ skipping 1049 matching lines @@
     'browser/renderer_host/websocket_dispatcher_host.cc',
     'browser/renderer_host/websocket_dispatcher_host.h',
     'browser/renderer_host/websocket_host.cc',
     'browser/renderer_host/websocket_host.h',
     'browser/resolve_proxy_msg_helper.cc',
     'browser/resolve_proxy_msg_helper.h',
     'browser/resource_context_impl.cc',
     'browser/resource_context_impl.h',
     'browser/safe_util_win.cc',
     'browser/safe_util_win.h',
+    'browser/screen_orientation/screen_orientation_dispatcher_host.cc',
+    'browser/screen_orientation/screen_orientation_dispatcher_host.h',
+    'browser/screen_orientation/screen_orientation_provider_android.cc',
+    'browser/screen_orientation/screen_orientation_provider_android.h',
     'browser/service_worker/embedded_worker_instance.cc',
     'browser/service_worker/embedded_worker_instance.h',
     'browser/service_worker/embedded_worker_registry.cc',
     'browser/service_worker/embedded_worker_registry.h',
     'browser/service_worker/service_worker_context.h',
     'browser/service_worker/service_worker_context_core.cc',
     'browser/service_worker/service_worker_context_core.h',
     'browser/service_worker/service_worker_context_wrapper.cc',
     'browser/service_worker/service_worker_context_wrapper.h',
     'browser/service_worker/service_worker_dispatcher_host.cc',
@@ skipping 531 matching lines @@
         '../build/linux/system.gyp:dbus',
         '../dbus/dbus.gyp:dbus',
       ],
     }, {  # OS != "linux" or use_dbus==0
       'sources!': [
         'browser/geolocation/wifi_data_provider_linux.cc',
       ],
     }],
   ],
 }