content: Add ContextProviderFactory to create a render ContextProvider.

ui/android/ui_android.gyp

 # Copyright 2013 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': [
     {
       # GN version: //ui/android
       'target_name': 'ui_android',
       'type': '<(component)',
       'dependencies': [
         '../../base/base.gyp:base',
         '../../cc/cc.gyp:cc',
         '../../skia/skia.gyp:skia',
         '../gfx/gfx.gyp:gfx',
         '../gfx/gfx.gyp:gfx_geometry',
         'ui_android_jni_headers',
       ],
       'defines': [
         'UI_ANDROID_IMPLEMENTATION',
       ],
       'sources' : [
         'animation_utils.h',
+        'context_provider_factory.cc',

[David Trainor- moved to gerrit, 2016/08/03 21:48:13]

diez!

[Khushal, 2016/08/04 18:55:15]

Done.

+        'context_provider_factory.h',
         'edge_effect.cc',
         'edge_effect.h',
         'edge_effect_base.cc',
         'edge_effect_base.h',
         'edge_effect_l.cc',
         'edge_effect_l.h',
         'overscroll_glow.cc',
         'overscroll_glow.h',
         'overscroll_refresh.cc',
         'overscroll_refresh.h',
@@ skipping 203 matching lines @@
             ],
             'sources': [
               'ui_android_unittests_apk.isolate',
             ],
           },
         ]
       }
     ],
   ]
 }