Extract WebGraphicsContext3DImpl from webkit/common/gpu.

content/content_common.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',
     '../components/tracing.gyp:tracing',
     '../gpu/command_buffer/command_buffer.gyp:gles2_utils',
     '../net/net.gyp:net',
@@ skipping 533 matching lines @@
         ['include', '^common/media/media_stream_options\\.cc$'],
         ['include', '^common/net/url_fetcher\\.cc$'],
         ['include', '^common/net/url_request_user_data\\.cc$'],
         ['include', '^common/page_state_serialization\\.cc$'],
         ['include', '^common/savable_url_schemes\\.cc$'],
         ['include', '^common/url_schemes\\.cc$'],
       ],
     }, {  # OS!="ios"
       'dependencies': [
         '../cc/cc.gyp:cc',
+        '../gpu/blink/gpu_blink.gyp:gpu_blink',
         '../gpu/gpu.gyp:command_buffer_service',
         '../gpu/gpu.gyp:gles2_c_lib',
         '../gpu/gpu.gyp:gles2_implementation',
         # TODO: the dependency on gl_in_process_context should be decoupled from
         # content and moved to android_webview. See crbug.com/365797.
         '../gpu/gpu.gyp:gl_in_process_context',
         '../gpu/gpu.gyp:gpu_ipc',
         '../gpu/skia_bindings/skia_bindings.gyp:gpu_skia_bindings',
         '../ipc/ipc.gyp:ipc',
         '../ipc/mojo/ipc_mojo.gyp:ipc_mojo',
@@ skipping 358 matching lines @@
         'common/gpu/client/gpu_memory_buffer_impl_ozone.cc',
         'common/gpu/client/gpu_memory_buffer_impl_ozone_native_buffer.cc',
         'common/gpu/client/gpu_memory_buffer_impl_ozone_native_buffer.h',
         'common/gpu/gpu_memory_buffer_factory_ozone.cc',
         'common/gpu/gpu_memory_buffer_factory_ozone_native_buffer.cc',
         'common/gpu/gpu_memory_buffer_factory_ozone_native_buffer.h',
       ],
     }],
   ],
 }