Upstream most of the iOS WebUI support in ios/web/

ios/web/ios_web_unittests.gyp

 # Copyright 2013 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': [
     {
       'target_name': 'ios_web_unittests',
       'type': '<(gtest_target_type)',
       'dependencies': [
         '../../base/base.gyp:base',
         '../../base/base.gyp:run_all_unittests',
         '../../base/base.gyp:test_support_base',
         '../../testing/gmock.gyp:gmock',
         '../../testing/gtest.gyp:gtest',
         '../../third_party/ocmock/ocmock.gyp:ocmock',
+        '../../ui/base/ui_base.gyp:ui_base_test_support',
         '../testing/ios_testing.gyp:ocmock_support',
         'ios_web.gyp:ios_web',
         'ios_web.gyp:test_support_ios_web',
       ],
       'sources': [
         'alloc_with_zone_interceptor_unittest.mm',
         'browser_state_unittest.cc',
         'crw_network_activity_indicator_manager_unittest.mm',
         'history_state_util_unittest.mm',
         'navigation/navigation_item_impl_unittest.mm',
         'navigation/nscoder_util_unittest.mm',
         'net/cert_policy_unittest.cc',
         'net/clients/crw_js_injection_network_client_unittest.mm',
         'net/clients/crw_passkit_network_client_unittest.mm',
         'net/request_group_util_unittest.mm',
         'net/request_tracker_impl_unittest.mm',
         'net/web_http_protocol_handler_delegate_unittest.mm',
         'public/referrer_util_unittest.cc',
         'public/test/http_server_unittest.mm',
         'string_util_unittest.cc',
         'ui_web_view_util_unittest.mm',
         'url_scheme_util_unittest.mm',
         'url_util_unittest.cc',
         'weak_nsobject_counter_unittest.mm',
         'web_state/ui/crw_static_file_web_view_unittest.mm',
+        'webui/crw_web_ui_page_builder_unittest.mm',
+        'webui/url_fetcher_block_adapter_unittest.mm',
       ],
       'actions': [
         {
           'action_name': 'copy_test_data',
           'variables': {
             'test_data_files': [
               'test/data/chrome.html',
               'test/data/testbadpass.pkpass',
               'test/data/testfavicon.png',
               'test/data/testpass.pkpass',
             ],
             'test_data_prefix': 'ios/web',
           },
           'includes': [ '../../build/copy_test_data_ios.gypi' ],
         },
       ],
     },
   ],
 }