Make NotificationService an interface in the content namespace, and switch callers to use it. Mov...

content/content_common.gypi

 # Copyright (c) 2011 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',
     '../build/temp_gyp/googleurl.gyp:googleurl',
     '../gpu/gpu.gyp:gpu_ipc',
     '../ipc/ipc.gyp:ipc',
@@ skipping 142 matching lines @@
     'common/media/media_stream_messages.h',
     'common/media/media_stream_options.cc',
     'common/media/media_stream_options.h',
     'common/media/video_capture_messages.h',
     'common/message_router.cc',
     'common/message_router.h',
     'common/mime_registry_messages.h',
     'common/navigation_gesture.h',
     'common/net/url_fetcher.cc',
     'common/net/url_fetcher.h',
-    'common/notification_service.cc',
-    'common/notification_service.h',
     'common/np_channel_base.cc',
     'common/np_channel_base.h',
     'common/npobject_base.h',
     'common/npobject_proxy.cc',
     'common/npobject_proxy.h',
     'common/npobject_stub.cc',
     'common/npobject_stub.h',
     'common/npobject_util.cc',
     'common/npobject_util.h',
     'common/p2p_messages.h',
@@ skipping 148 matching lines @@
       ],
       'link_settings': {
         'libraries': [
           '-lEGL',
           '-lGLESv2',
         ],
       },
     }],
   ],
 }