Upstream Chrome on iOS source code [3/11].

ios/chrome/browser/ui/authentication/signed_in_accounts_view_controller.h

+// Copyright 2016 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_AUTHENTICATION_SIGNED_IN_ACCOUNTS_VIEW_CONTROLLER_H_
+#define IOS_CHROME_BROWSER_UI_AUTHENTICATION_SIGNED_IN_ACCOUNTS_VIEW_CONTROLLER_H_
+
+#import <UIKit/UIKit.h>
+
+namespace ios {
+class ChromeBrowserState;
+}  // namespace ios
+
+// View controller that presents the signed in accounts when they have changed
+// while the application was in background.
+@interface SignedInAccountsViewController : UIViewController
+
+// Returns whether the collection view should be presented for |browserState|,
+// which happens when the accounts have changed while in background.
++ (BOOL)shouldBePresentedForBrowserState:(ios::ChromeBrowserState*)browserState;
+
+- (instancetype)initWithBrowserState:(ios::ChromeBrowserState*)browserState
+    NS_DESIGNATED_INITIALIZER;
+
+- (instancetype)initWithNibName:(NSString*)name
+                         bundle:(NSBundle*)bundle NS_UNAVAILABLE;
+
+- (instancetype)initWithCoder:(NSCoder*)coder NS_UNAVAILABLE;
+
+@end
+
+#endif  // IOS_CHROME_BROWSER_UI_AUTHENTICATION_SIGNED_IN_ACCOUNTS_VIEW_CONTROLLER_H_