[ios] Moved WebUI provider code to ios/web.

ios/chrome/browser/ui/webui/flags_ui.cc

 // Copyright 2015 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.
 
 #include "ios/chrome/browser/ui/webui/flags_ui.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "components/flags_ui/flags_ui_constants.h"
 #include "components/flags_ui/flags_ui_pref_names.h"
 #include "components/flags_ui/pref_service_flags_storage.h"
 #include "components/grit/components_resources.h"
 #include "components/grit/components_scaled_resources.h"
 #include "components/prefs/pref_registry_simple.h"
 #include "components/prefs/pref_service.h"
 #include "components/strings/grit/components_chromium_strings.h"
 #include "components/strings/grit/components_google_chrome_strings.h"
 #include "components/strings/grit/components_strings.h"
 #include "components/version_info/version_info.h"
 #include "ios/chrome/browser/about_flags.h"
 #include "ios/chrome/browser/application_context.h"
 #include "ios/chrome/browser/browser_state/chrome_browser_state.h"
 #include "ios/chrome/browser/chrome_url_constants.h"
-#include "ios/public/provider/web/web_ui_ios.h"
-#include "ios/public/provider/web/web_ui_ios_message_handler.h"
 #include "ios/web/public/web_ui_ios_data_source.h"
 #include "ios/web/public/web_ui_ios_data_source.h"
+#include "ios/web/public/webui/web_ui_ios.h"
+#include "ios/web/public/webui/web_ui_ios_message_handler.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 
 namespace {
 
 web::WebUIIOSDataSource* CreateFlagsUIHTMLSource(
     BaseFlagsUI::FlagsUIKind flags_ui_kind) {
   web::WebUIIOSDataSource* source = web::WebUIIOSDataSource::Create(
       flags_ui_kind == BaseFlagsUI::FLAGS_UI_APPLE ? kChromeUIAppleFlagsHost
                                                    : kChromeUIFlagsHost);
@@ skipping 209 matching lines @@
 ///////////////////////////////////////////////////////////////////////////////
 //
 // AppleFlagsUI
 //
 ///////////////////////////////////////////////////////////////////////////////
 
 AppleFlagsUI::AppleFlagsUI(web::WebUIIOS* web_ui)
     : BaseFlagsUI(web_ui, BaseFlagsUI::FLAGS_UI_APPLE) {}
 
 AppleFlagsUI::~AppleFlagsUI() {}