Implemented FormResubmissionTabHelper.

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 56 matching lines @@
 #include "ios/chrome/browser/history/history_service_factory.h"
 #include "ios/chrome/browser/history/top_sites_factory.h"
 #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/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"
+#import "ios/chrome/browser/web/form_resubmission_tab_helper.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"
 #include "ios/chrome/browser/ssl/ios_security_state_tab_helper.h"
 #import "ios/chrome/browser/storekit_launcher.h"
 #include "ios/chrome/browser/sync/ios_chrome_synced_tab_delegate.h"
 #import "ios/chrome/browser/tabs/tab_delegate.h"
 #import "ios/chrome/browser/tabs/tab_dialog_delegate.h"
 #import "ios/chrome/browser/tabs/tab_headers_delegate.h"
 #import "ios/chrome/browser/tabs/tab_model.h"
 #import "ios/chrome/browser/tabs/tab_private.h"
 #import "ios/chrome/browser/tabs/tab_snapshotting_delegate.h"
 #include "ios/chrome/browser/translate/chrome_ios_translate_client.h"
 #import "ios/chrome/browser/u2f/u2f_controller.h"
-#import "ios/chrome/browser/ui/alert_coordinator/form_resubmission_coordinator.h"
 #import "ios/chrome/browser/ui/commands/UIKit+ChromeExecuteCommand.h"
 #import "ios/chrome/browser/ui/commands/generic_chrome_command.h"
 #include "ios/chrome/browser/ui/commands/ios_command_ids.h"
 #import "ios/chrome/browser/ui/commands/open_url_command.h"
 #import "ios/chrome/browser/ui/commands/show_signin_command.h"
 #import "ios/chrome/browser/ui/downloads/download_manager_controller.h"
 #import "ios/chrome/browser/ui/fullscreen_controller.h"
 #import "ios/chrome/browser/ui/open_in_controller.h"
 #import "ios/chrome/browser/ui/overscroll_actions/overscroll_actions_controller.h"
 #import "ios/chrome/browser/ui/prerender_delegate.h"
 #import "ios/chrome/browser/ui/reader_mode/reader_mode_checker.h"
 #import "ios/chrome/browser/ui/reader_mode/reader_mode_controller.h"
 #import "ios/chrome/browser/ui/sad_tab/sad_tab_view.h"
 #include "ios/chrome/browser/ui/ui_util.h"
-#import "ios/chrome/browser/ui/util/top_view_controller.h"
 #import "ios/chrome/browser/web/auto_reload_bridge.h"
 #import "ios/chrome/browser/web/blocked_popup_handler.h"
 #import "ios/chrome/browser/web/external_app_launcher.h"
 #include "ios/chrome/browser/web/network_activity_indicator_tab_helper.h"
 #import "ios/chrome/browser/web/passkit_dialog_provider.h"
 #include "ios/chrome/browser/web/print_observer.h"
 #import "ios/chrome/browser/xcallback_parameters.h"
 #include "ios/chrome/grit/ios_strings.h"
 #include "ios/public/provider/chrome/browser/chrome_browser_provider.h"
 #import "ios/public/provider/chrome/browser/native_app_launcher/native_app_metadata.h"
@@ skipping 163 matching lines @@
       nativeAppNavigationController_;
 
   // Handles caching and retrieving of snapshots.
   base::scoped_nsobject<SnapshotManager> snapshotManager_;
 
   // Handles retrieving, generating and updating snapshots of CRWWebController's
   // web page.
   base::scoped_nsobject<WebControllerSnapshotHelper>
       webControllerSnapshotHelper_;
 
-  // Coordinates Form Resubmission dialog presentation.
-  base::scoped_nsobject<FormResubmissionCoordinator>
-      formResubmissionCoordinator_;
-
   // Handles support for window.print JavaScript calls.
   std::unique_ptr<PrintObserver> printObserver_;
 
   // AutoReloadBridge for this tab.
   base::scoped_nsobject<AutoReloadBridge> autoReloadBridge_;
 
   // WebStateImpl for this tab.
   std::unique_ptr<web::WebStateImpl> webStateImpl_;
 
   // Allows Tab to conform CRWWebStateDelegate protocol.
@@ skipping 249 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);
+    FormResubmissionTabHelper::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);
 
@@ skipping 651 matching lines @@
     [self.webController removeObserver:fullScreenController_];
   [fullScreenController_ invalidate];
   fullScreenController_.reset();
   if (overscrollActionsController_)
     [self.webController removeObserver:overscrollActionsController_];
   [overscrollActionsController_ invalidate];
   overscrollActionsController_.reset();
   [readerModeController_ detachFromWebState];
   readerModeController_.reset();
 
-  formResubmissionCoordinator_.reset();
-
   // Invalidate any snapshot stored for this session.
   NSString* sessionID = [self currentSessionID];
   DCHECK(sessionID);
   [snapshotManager_ removeImageWithSessionID:sessionID];
   // Reset association with the webController.
   [self.webController setDelegate:nil];
   [self.webController setUIDelegate:nil];
 
   webStateImpl_->ClearTransientContentView();
   // Terminate the network activity before notifying the parent model, because
@@ skipping 437 matching lines @@
                        openedByDOM:YES
                            atIndex:TabModelConstants::kTabPositionAutomatically
                       inBackground:NO];
   return tab.webController;
 }
 
 - (void)webController:(CRWWebController*)webController
     onFormResubmissionForRequest:(NSURLRequest*)request
                    continueBlock:(ProceduralBlock)continueBlock
                      cancelBlock:(ProceduralBlock)cancelBlock {
-  UIViewController* topController =
-      top_view_controller::TopPresentedViewControllerFrom(
-          [UIApplication sharedApplication].keyWindow.rootViewController);
-
   // Display the action sheet with the arrow pointing at the top center of the
   // web contents.
   CGPoint dialogLocation =
       CGPointMake(CGRectGetMidX(webController.view.frame),
                   CGRectGetMinY(webController.view.frame) +
                       [self.tabHeadersDelegate headerHeightForTab:self]);
-
-  formResubmissionCoordinator_.reset([[FormResubmissionCoordinator alloc]
-      initWithBaseViewController:topController
-                  dialogLocation:dialogLocation
-                        webState:webController.webState
-               completionHandler:^(BOOL shouldContinue) {
-                 if (shouldContinue)
-                   continueBlock();
-                 else
-                   cancelBlock();
-               }]);
-  [formResubmissionCoordinator_ start];
+  auto helper = FormResubmissionTabHelper::FromWebState(webController.webState);
+  helper->PresentFormResubmissionDialog(dialogLocation,
+                                        base::BindBlock(^(bool shouldContinue) {
+                                          if (shouldContinue)
+                                            continueBlock();
+                                          else
+                                            cancelBlock();
+                                        }));
 }
 
 // The web page wants to close its own window.
 - (void)webPageOrderedClose {
   // Only allow a web page to close itself if it was opened by DOM, or if there
   // are no navigation items.
   DCHECK([[self navigationManager]->GetSessionController() isOpenedByDOM] ||
          ![self navigationManager]->GetItemCount());
   [self closeThisTab];
 }
 
 // This method is invoked whenever the system believes the URL is about to
 // change, or immediately after any unexpected change of the URL. The apparent
 // destination URL is included in the |url| parameter.
 // Warning: because of the present design it is possible for malicious websites
 // to invoke superflous instances of this delegate with artibrary URLs.
 // Ensure there is nothing here that could be a risk to the user beyond mild
 // confusion in that event (e.g. progress bar starting unexpectedly).
 - (void)webWillAddPendingURL:(const GURL&)url
                   transition:(ui::PageTransition)transition {
   DCHECK(self.webController.loadPhase == web::LOAD_REQUESTED);
   DCHECK([self navigationManager]);
-  formResubmissionCoordinator_.reset();
 
   // Move the toolbar to visible during page load.
   [fullScreenController_ disableFullScreen];
 
   isUserNavigationEvent_ =
       (transition & ui::PAGE_TRANSITION_IS_REDIRECT_MASK) == 0;
   // Check for link-follow clobbers. These are changes where there is no
   // pending entry (since that means the change wasn't caused by this class),
   // and where the URL changes (to avoid counting page resurrection).
   // TODO(crbug.com/546401): Consider moving this into NavigationManager, or
@@ skipping 617 matching lines @@
 
 - (TabModel*)parentTabModel {
   return parentTabModel_;
 }
 
 - (FormInputAccessoryViewController*)inputAccessoryViewController {
   return inputAccessoryViewController_.get();
 }
 
 @end