move favicon download code from chrome/ into content/

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',
     '../build/temp_gyp/googleurl.gyp:googleurl',
     '../media/media.gyp:media',
     '../net/net.gyp:net',
@@ skipping 21 matching lines @@
     'public/common/content_paths.h',
     'public/common/content_restriction.h',
     'public/common/content_switches.cc',
     'public/common/content_switches.h',
     'public/common/context_menu_params.cc',
     'public/common/context_menu_params.h',
     'public/common/context_menu_source_type.h',
     'public/common/console_message_level.h',
     'public/common/dx_diag_node.cc',
     'public/common/dx_diag_node.h',
+    'public/common/favicon_url.cc',
+    'public/common/favicon_url.h',
     'public/common/file_chooser_params.cc',
     'public/common/file_chooser_params.h',
     'public/common/frame_navigate_params.cc',
     'public/common/frame_navigate_params.h',
     'public/common/geoposition.cc',
     'public/common/geoposition.h',
     'public/common/gpu_feature_type.h',
     'public/common/gpu_info.cc',
     'public/common/gpu_info.h',
     'public/common/gpu_memory_stats.cc',
@@ skipping 194 matching lines @@
     'common/gpu/media/mac_video_decode_accelerator.h',
     'common/gpu/media/mac_video_decode_accelerator.mm',
     'common/gpu/media/gpu_video_decode_accelerator.cc',
     'common/gpu/media/gpu_video_decode_accelerator.h',
     'common/gpu/sync_point_manager.h',
     'common/gpu/sync_point_manager.cc',
     'common/gpu/texture_image_transport_surface.h',
     'common/gpu/texture_image_transport_surface.cc',
     'common/handle_enumerator_win.cc',
     'common/handle_enumerator_win.h',
+    'common/icon_messages.h',
     'common/indexed_db/indexed_db_key.cc',
     'common/indexed_db/indexed_db_key.h',
     'common/indexed_db/indexed_db_key_path.cc',
     'common/indexed_db/indexed_db_key_path.h',
     'common/indexed_db/indexed_db_key_range.cc',
     'common/indexed_db/indexed_db_key_range.h',
     'common/indexed_db/indexed_db_messages.h',
     'common/indexed_db/indexed_db_param_traits.cc',
     'common/indexed_db/indexed_db_param_traits.h',
     'common/indexed_db/indexed_db_dispatcher.cc',
@@ skipping 299 matching lines @@
         '../build/extract_from_cab.py',
         '..\\third_party\\directxsdk\\files\\Redist\\<(input)',
         '<(output)',
         '<(PRODUCT_DIR)',
         ],
       },
      ]
     }],
   ],
 }