Componentize FaviconTabHelper

components/favicon.gypi

 # Copyright 2014 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.
 
 {
   'targets': [
     {
       # GN version: //components/favicon/core
       'target_name': 'favicon_core',
       'type': 'static_library',
       'dependencies': [
         '../skia/skia.gyp:skia',
+        '../ui/base/ui_base.gyp:ui_base',
         '../ui/gfx/gfx.gyp:gfx',
         '../url/url.gyp:url_lib',
         'bookmarks_browser',
         'favicon_base',
         'history_core_browser',
         'keyed_service_core',
       ],
       'sources': [
         # Note: sources list duplicated in GN build.
         'favicon/core/fallback_icon_client.h',
         'favicon/core/fallback_icon_service.cc',
         'favicon/core/fallback_icon_service.h',
         'favicon/core/favicon_client.h',
+        'favicon/core/favicon_driver.cc',
         'favicon/core/favicon_driver.h',
+        'favicon/core/favicon_driver_impl.cc',
+        'favicon/core/favicon_driver_impl.h',
         'favicon/core/favicon_driver_observer.h',
         'favicon/core/favicon_handler.cc',
         'favicon/core/favicon_handler.h',
         'favicon/core/favicon_service.cc',
         'favicon/core/favicon_service.h',
         'favicon/core/favicon_url.cc',
         'favicon/core/favicon_url.h',
       ],
       'include_dirs': [
         '..',
       ],
     },
   ],
   'conditions': [
     ['OS!="ios"', {
       'targets': [
         {
           # GN version: //components/favicon/content
           'target_name': 'favicon_content',
           'type': 'static_library',
           'dependencies': [
             '../content/content.gyp:content_browser',
             '../content/content.gyp:content_common',
             'favicon_base',
             'favicon_core',
           ],
           'sources': [
             # Note: sources list duplicated in GN build.
+            'favicon/content/content_favicon_driver.cc',
+            'favicon/content/content_favicon_driver.h',
             'favicon/content/favicon_url_util.cc',
             'favicon/content/favicon_url_util.h',
           ],
           'include_dirs': [
             '..',
           ],
         },
       ],
     }],
     ['OS=="ios"', {
       'targets': [
         {
           'target_name': 'favicon_ios',
           'type': 'static_library',
           'dependencies': [
             '../ios/web/ios_web.gyp:ios_web',
             'favicon_base',
             'favicon_core',

[droger, 2015/04/08 09:31:58]

Your new file depends on base and ui/gfx.

           ],
           'sources': [
+            'favicon/ios/favicon_url_util.cc',
             'favicon/ios/favicon_url_util.h',
-            'favicon/ios/favicon_url_util.cc',
+            'favicon/ios/web_favicon_driver.cc',
+            'favicon/ios/web_favicon_driver.h',
           ],
           'include_dirs': [
             '..',
           ],
         },
       ],
     }],
   ],
 }