Upstream web_controller_provider and dependencies

ios/web/ios_web.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
    },
   'targets': [
     {
@@ skipping 39 matching lines @@
         'string_util.cc',
         'url_scheme_util.mm',
         'web_state/js/crw_js_base_manager.mm',
         'web_state/js/crw_js_common_manager.h',
         'web_state/js/crw_js_common_manager.mm',
         'web_state/js/crw_js_injection_manager.mm',
         'web_state/js/crw_js_injection_receiver.mm',
         'web_state/js/crw_js_message_dynamic_manager.h',
         'web_state/js/crw_js_message_dynamic_manager.mm',
         'web_state/js/crw_js_message_manager.mm',
+        'web_state/ui/web_view_js_utils.h',
+        'web_state/ui/web_view_js_utils.mm',
         'web_state/web_state_observer.cc',
         'web_thread.cc',
         'web_thread_impl.cc',
         'web_thread_impl.h',
         'web_view_util.h',
         'web_view_util.mm',
       ],
+      'link_settings': {
+        'xcode_settings': {
+          'OTHER_LDFLAGS': [
+            '-weak_framework WebKit',
+          ]
+        },
+      },
     },
     {
       'target_name': 'js_resources',
       'type': 'none',
       'sources': [
         'web_state/js/resources/base.js',
         'web_state/js/resources/common.js',
         'web_state/js/resources/message.js',
         'web_state/js/resources/message_dynamic_ui.js',
         'web_state/js/resources/message_dynamic_wk.js',
@@ skipping 31 matching lines @@
         'public/test/test_web_state.cc',
         'public/test/test_web_state.h',
         'public/test/test_web_thread.h',
         'public/test/test_web_thread_bundle.h',
         'test/test_web_thread.cc',
         'test/test_web_thread_bundle.cc',
       ],
     },
   ],
 }