[Mac] Add system share menu

chrome/browser/app_controller_mac.h

 // Copyright (c) 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.
 
 #ifndef CHROME_BROWSER_APP_CONTROLLER_MAC_H_
 #define CHROME_BROWSER_APP_CONTROLLER_MAC_H_
 
 #if defined(__OBJC__)
 
 #import <Cocoa/Cocoa.h>
@@ skipping 13 matching lines @@
 class BookmarkMenuBridge;
 class CommandUpdater;
 class GURL;
 class HandoffActiveURLObserverBridge;
 @class HandoffManager;
 class HistoryMenuBridge;
 class Profile;
 @class ProfileMenuController;
 class QuitWithAppsController;
 class ScopedKeepAlive;
+@class ShareMenuController;
 
 namespace ui {
 class WorkAreaWatcherObserver;
 }
 
 // The application controller object, created by loading the MainMenu nib.
 // This handles things like responding to menus when there are no windows
 // open, etc and acts as the NSApplication delegate.
 @interface AppController : NSObject<NSUserInterfaceValidations,
                                     NSMenuDelegate,
@@ skipping 22 matching lines @@
 
   std::unique_ptr<HistoryMenuBridge> historyMenuBridge_;
 
   // Controller that manages main menu items for packaged apps.
   base::scoped_nsobject<AppShimMenuController> appShimMenuController_;
 
   // The profile menu, which appears right before the Help menu. It is only
   // available when multiple profiles is enabled.
   base::scoped_nsobject<ProfileMenuController> profileMenuController_;
 
+  // Controller for the macOS system share menu.
+  base::scoped_nsobject<ShareMenuController> shareMenuController_;
+
   // If we're told to open URLs (in particular, via |-application:openFiles:| by
   // Launch Services) before we've launched the browser, we queue them up in
   // |startupUrls_| so that they can go in the first browser window/tab.
   std::vector<GURL> startupUrls_;
   BOOL startupComplete_;
 
   // Outlets for the close tab/window menu items so that we can adjust the
   // commmand-key equivalent depending on the kind of window and how many
   // tabs it has.
   IBOutlet NSMenuItem* closeTabMenuItem_;
@@ skipping 101 matching lines @@
 namespace app_controller_mac {
 
 // True if we are currently handling an IDC_NEW_{TAB,WINDOW} command. Used in
 // SessionService::Observe() to get around windows/linux and mac having
 // different models of application lifetime.
 bool IsOpeningNewWindow();
 
 }  // namespace app_controller_mac
 
 #endif  // CHROME_BROWSER_APP_CONTROLLER_MAC_H_