Reload offline version on load failure

ios/chrome/browser/tabs/tab.mm

 // 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.
 
 #import "ios/chrome/browser/tabs/tab.h"
 
 #import <CoreLocation/CoreLocation.h>
 #import <UIKit/UIKit.h>
 
 #include <utility>
@@ skipping 23 matching lines @@
 #include "components/history/core/browser/history_context.h"
 #include "components/history/core/browser/history_service.h"
 #include "components/history/core/browser/top_sites.h"
 #include "components/history/ios/browser/web_state_top_sites_observer.h"
 #include "components/infobars/core/infobar_manager.h"
 #include "components/keyed_service/core/service_access_type.h"
 #include "components/metrics_services_manager/metrics_services_manager.h"
 #include "components/navigation_metrics/navigation_metrics.h"
 #include "components/navigation_metrics/origins_seen_service.h"
 #include "components/prefs/pref_service.h"
+#include "components/reading_list/core/reading_list_switches.h"
+#include "components/reading_list/ios/reading_list_model.h"
 #include "components/search_engines/template_url_service.h"
 #include "components/sessions/core/session_types.h"
 #include "components/sessions/ios/ios_serialized_navigation_builder.h"
 #include "components/signin/core/browser/account_reconcilor.h"
 #include "components/signin/core/browser/signin_metrics.h"
 #import "components/signin/ios/browser/account_consistency_service.h"
 #include "components/strings/grit/components_strings.h"
 #include "components/url_formatter/url_formatter.h"
 #include "ios/chrome/browser/application_context.h"
 #import "ios/chrome/browser/autofill/autofill_controller.h"
@@ skipping 13 matching lines @@
 #include "ios/chrome/browser/infobars/infobar_manager_impl.h"
 #include "ios/chrome/browser/metrics/ios_chrome_origins_seen_service_factory.h"
 #import "ios/chrome/browser/metrics/tab_usage_recorder.h"
 #import "ios/chrome/browser/native_app_launcher/native_app_navigation_controller.h"
 #import "ios/chrome/browser/net/metrics_network_client_manager.h"
 #import "ios/chrome/browser/passwords/credential_manager.h"
 #import "ios/chrome/browser/passwords/js_credential_manager.h"
 #import "ios/chrome/browser/passwords/password_controller.h"
 #import "ios/chrome/browser/passwords/passwords_ui_delegate_impl.h"
 #include "ios/chrome/browser/pref_names.h"
+#include "ios/chrome/browser/reading_list/reading_list_model_factory.h"
+#include "ios/chrome/browser/reading_list/reading_list_web_state_observer.h"
 #include "ios/chrome/browser/search_engines/template_url_service_factory.h"
 #include "ios/chrome/browser/sessions/ios_chrome_session_tab_helper.h"
 #include "ios/chrome/browser/signin/account_consistency_service_factory.h"
 #include "ios/chrome/browser/signin/account_reconcilor_factory.h"
 #include "ios/chrome/browser/signin/authentication_service.h"
 #include "ios/chrome/browser/signin/authentication_service_factory.h"
 #include "ios/chrome/browser/signin/signin_capability.h"
 #import "ios/chrome/browser/snapshots/snapshot_manager.h"
 #import "ios/chrome/browser/snapshots/snapshot_overlay_provider.h"
 #import "ios/chrome/browser/snapshots/web_controller_snapshot_helper.h"
@@ skipping 485 matching lines @@
     [self initNativeAppNavigationController];
     // IOSChromeSessionTabHelper comes first because it sets up the tab ID, and
     // other helpers may rely on that.
     IOSChromeSessionTabHelper::CreateForWebState(self.webState);
     NetworkActivityIndicatorTabHelper::CreateForWebState(self.webState,
                                                          self.tabId);
     IOSChromeSyncedTabDelegate::CreateForWebState(self.webState);
     InfoBarManagerImpl::CreateForWebState(self.webState);
     IOSSecurityStateTabHelper::CreateForWebState(self.webState);
 
+    if (reading_list::switches::IsReadingListEnabled()) {
+      ReadingListModel* model =
+          ReadingListModelFactory::GetForBrowserState(browserState_);
+      ReadingListWebStateObserver::FromWebState(self.webState, model);
+    }
+
     tabInfoBarObserver_.reset(new TabInfoBarObserver(self));
     tabInfoBarObserver_->SetShouldObserveInfoBarManager(true);
 
     if (AccountConsistencyService* account_consistency_service =
             ios::AccountConsistencyServiceFactory::GetForBrowserState(
                 browserState_)) {
       account_consistency_service->SetWebStateHandler(self.webState, self);
     }
     ChromeIOSTranslateClient::CreateForWebState(self.webState);
     if (experimental_flags::IsAutoReloadEnabled()) {
@@ skipping 1850 matching lines @@
 
 - (TabModel*)parentTabModel {
   return parentTabModel_;
 }
 
 - (FormInputAccessoryViewController*)inputAccessoryViewController {
   return inputAccessoryViewController_.get();
 }
 
 @end