Cancels payment request when Settings is tapped, and opens the Autofill settings page.

ios/chrome/browser/ui/settings/settings_navigation_controller.h

 // 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.
 
 #ifndef IOS_CHROME_BROWSER_UI_SETTINGS_SETTINGS_NAVIGATION_CONTROLLER_H_
 #define IOS_CHROME_BROWSER_UI_SETTINGS_SETTINGS_NAVIGATION_CONTROLLER_H_
 
 #import <UIKit/UIKit.h>
 
 @class OpenUrlCommand;
@@ skipping 109 matching lines @@
 // Creates and displays a new ImportDataCollectionViewController. |browserState|
 // should not be nil.
 + (SettingsNavigationController*)
 newImportDataController:(ios::ChromeBrowserState*)browserState
                delegate:(id<SettingsNavigationControllerDelegate>)delegate
      importDataDelegate:(id<ImportDataControllerDelegate>)importDataDelegate
               fromEmail:(NSString*)fromEmail
                 toEmail:(NSString*)toEmail
              isSignedIn:(BOOL)isSignedIn;
 
+// Creates a new AutofillCollectionViewController and the chrome around it.
+// |browserState| is used to personalize some settings aspects and should not be
+// nil. |delegate| may be nil.
++ (SettingsNavigationController*)
+newAutofillController:(ios::ChromeBrowserState*)browserState
+             delegate:(id<SettingsNavigationControllerDelegate>)delegate;
+
 // Returns a new Done button for a UINavigationItem which will call
 // closeSettings when it is pressed. Should only be called by view controllers
 // owned by SettingsNavigationController.
 - (UIBarButtonItem*)doneButton;
 
 // Returns the current main browser state.
 - (ios::ChromeBrowserState*)mainBrowserState;
 
 // Notifies this |SettingsNavigationController| that it will be dismissed such
 // that it has a possibility to do necessary clean up.
@@ skipping 14 matching lines @@
 // Initializes the UINavigationController with |rootViewController|.
 // User of this class should not call the normal |initWithRootViewController|.
 - (instancetype)
 initWithRootViewController:(UIViewController*)rootViewController
               browserState:(ios::ChromeBrowserState*)browserState
                   delegate:(id<SettingsNavigationControllerDelegate>)delegate;
 
 @end
 
 #endif  // IOS_CHROME_BROWSER_UI_SETTINGS_SETTINGS_NAVIGATION_CONTROLLER_H_