Upstream Chrome on iOS source code [1/11].

ios/chrome/app/application_delegate/tab_opening.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_APP_APPLICATION_DELEGATE_TAB_OPENING_H_
+#define IOS_CHROME_APP_APPLICATION_DELEGATE_TAB_OPENING_H_
+
+#include "base/ios/block_types.h"
+#include "ios/chrome/app/application_mode.h"
+#include "ui/base/page_transition_types.h"
+
+@class AppState;
+@class TabModel;
+@protocol StartupInformation;
+class GURL;
+
+// Protocol for object that can open new tabs during application launch.
+@protocol TabOpening<NSObject>
+
+// Dismisses any modal view then opens either a normal or incognito tab with
+// |url|. After opening |url|, run completion |handler| if it is not nil.
+- (void)dismissModalsAndOpenSelectedTabInMode:(ApplicationMode)targetMode
+                                      withURL:(const GURL&)url
+                                   transition:(ui::PageTransition)transition
+                                   completion:(ProceduralBlock)handler;
+
+// Creates a new tab if the launch options are not null.
+- (void)openTabFromLaunchOptions:(NSDictionary*)launchOptions
+              startupInformation:(id<StartupInformation>)startupInformation
+                        appState:(AppState*)appState;
+
+// Returns whether an NTP tab should be opened when the specified tabModel is
+// made current.
+- (BOOL)shouldOpenNTPTabOnActivationOfTabModel:(TabModel*)tabModel;
+
+@end
+
+#endif  // IOS_CHROME_APP_APPLICATION_DELEGATE_TAB_OPENING_H_