Gamepad API support for chrome on android

android_webview/android_webview.gyp

 # Copyright 2009 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.
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
       'target_name': 'libwebviewchromium',
       'type': 'shared_library',
       'android_unmangled_name': 1,
       'dependencies': [
         'android_webview_common',
       ],
       'conditions': [
         # Avoid clashes between the versions of this library built with
         # android_webview_build==1 by using a different name prefix.
         [ 'android_webview_build==0', {
           'product_prefix': 'libstandalone',
         }],
         [ 'android_webview_build==1', {
           # When building inside the android tree we also need to depend on all
           # the java sources generated from templates which will be needed by
           # android_webview_java in android_webview/Android.mk.
           'dependencies': [
             '../base/base.gyp:base_java_application_state',
             '../base/base.gyp:base_java_memory_pressure_level_list',
+            '../content/content.gyp:content_gamepad_mapping',
             '../content/content.gyp:gesture_event_type_java',
             '../content/content.gyp:page_transition_types_java',
             '../content/content.gyp:popup_item_type_java',
             '../content/content.gyp:result_codes_java',
             '../content/content.gyp:screen_orientation_values_java',
             '../content/content.gyp:speech_recognition_error_java',
             '../media/media.gyp:media_android_imageformat_list',
             '../net/net.gyp:cert_verify_status_android_java',
             '../net/net.gyp:certificate_mime_types_java',
             '../net/net.gyp:net_errors_java',
@@ skipping 233 matching lines @@
           'android_unmangled_name': 1,
           'dependencies': [
             '../content/content.gyp:content_strings_grd',
             '../ui/android/ui_android.gyp:ui_strings_grd',
           ],
         },
       ],
     }],
   ],
 }