Reland 1: "mac: Allow Chrome to hand off its active URL to other devices."

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>
 #include <vector>
 
 #include "base/mac/scoped_nsobject.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/observer_list.h"
 #include "base/prefs/pref_change_registrar.h"
 #include "base/time/time.h"
 #include "ui/base/work_area_watcher_observer.h"
 
 class AppControllerProfileObserver;
 @class AppShimMenuController;
 class BookmarkMenuBridge;
 class CommandUpdater;
 class GURL;
+class HandoffActiveURLObserverBridge;
+@class HandoffManager;
 class HistoryMenuBridge;
 class Profile;
 @class ProfileMenuController;
 class QuitWithAppsController;
 
 namespace ui {
 class WorkAreaWatcherObserver;
 }
 
 // The application controller object, created by loading the MainMenu nib.
@@ skipping 55 matching lines @@
   base::TimeTicks reopenTime_;
 
   // Observers that listen to the work area changes.
   ObserverList<ui::WorkAreaWatcherObserver> workAreaChangeObservers_;
 
   scoped_ptr<PrefChangeRegistrar> profilePrefRegistrar_;
   PrefChangeRegistrar localPrefRegistrar_;
 
   // Displays a notification when quitting while apps are running.
   scoped_refptr<QuitWithAppsController> quitWithAppsController_;
+
+  // Responsible for maintaining all state related to the Handoff feature.
+  base::scoped_nsobject<HandoffManager> handoffManager_;
+
+  // Observes changes to the active URL.
+  scoped_ptr<HandoffActiveURLObserverBridge>
+      handoff_active_url_observer_bridge_;
 }
 
 @property(readonly, nonatomic) BOOL startupComplete;
 @property(readonly, nonatomic) Profile* lastProfile;
 
 - (void)didEndMainMessageLoop;
 
 // Try to close all browser windows, and if that succeeds then quit.
 - (BOOL)tryToTerminateApplication:(NSApplication*)app;
 
@@ skipping 52 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