Add support for providing an external file for extracting content.

chrome/chrome_browser.gypi

 # Copyright 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.
 
 {
   'variables': {
     # All .cc, .h, .m, and .mm files under browser except for:
     # * tests and mocks.
     # * code below browser/chromeos
     # * code below browser/extensions
@@ skipping 2985 matching lines @@
       ],
       'conditions': [
         ['OS != "ios"', {
           'dependencies': [
             'apps',
             'debugger',
             'installer_util',
             '../third_party/re2/re2.gyp:re2',
             '../cc/cc.gyp:cc',
             '../components/components.gyp:autofill_content_browser',
+            '../components/components_resources.gyp:components_resources',
             '../components/components.gyp:data_reduction_proxy_content_browser',
             '../components/components.gyp:dom_distiller_content',
             '../components/components.gyp:history_content_browser',
             '../components/components.gyp:keyed_service_content',
             '../components/components.gyp:navigation_interception',
             '../components/components.gyp:packed_ct_ev_whitelist',
             '../components/components.gyp:password_manager_content_browser',
             '../components/components.gyp:power',
             '../components/components.gyp:precache_content',
             '../components/components.gyp:sessions_content',
@@ skipping 359 matching lines @@
             '../device/core/core.gyp:device_core',
             '../device/usb/usb.gyp:device_usb',
           ]
         }],
         ['OS=="android"', {
           'dependencies': [
             '../components/components.gyp:cdm_browser',
             '../components/components.gyp:data_reduction_proxy_content',
             '../components/components.gyp:enhanced_bookmarks',
             '../components/components.gyp:web_contents_delegate_android',
-            '../components/components_resources.gyp:components_resources',
             '../third_party/android_opengl/etc1/etc1.gyp:etc1',
             '../third_party/libaddressinput/libaddressinput.gyp:libaddressinput_util',
             'chrome_browser_jni_headers',
           ],
           'dependencies!': [
             '../components/components.gyp:feedback_component',
             '../components/components.gyp:storage_monitor',
             '../components/components.gyp:web_modal',
             '../third_party/libaddressinput/libaddressinput.gyp:libaddressinput',
           ],
@@ skipping 313 matching lines @@
           'variables': {
             'proto_in_dir': 'browser/sync_file_system/drive_backend',
             'proto_out_dir': 'chrome/browser/sync_file_system/drive_backend',
           },
           'includes': [ '../build/protoc.gypi' ]
         },
       ],
     },],
   ],
 }