Implement native web notifications for mac

chrome/browser/notifications/notification_ui_manager_android.h

 // Copyright 2014 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_NOTIFICATIONS_NOTIFICATION_UI_MANAGER_ANDROID_H_
 #define CHROME_BROWSER_NOTIFICATIONS_NOTIFICATION_UI_MANAGER_ANDROID_H_
 
 #include <jni.h>
 #include <map>
 #include <string>
@@ skipping 42 matching lines @@
                                ProfileID profile_id) const override;
   bool CancelById(const std::string& delegate_id,
                   ProfileID profile_id) override;
   std::set<std::string> GetAllIdsByProfileAndSourceOrigin(
       ProfileID profile_id,
       const GURL& source) override;
   std::set<std::string> GetAllIdsByProfile(ProfileID profile_id) override;
   bool CancelAllBySourceOrigin(const GURL& source_origin) override;
   bool CancelAllByProfile(ProfileID profile_id) override;
   void CancelAll() override;
+  bool AcceptNativeNotifications() override;
 
   static bool RegisterNotificationUIManager(JNIEnv* env);
 
  private:
   // Pair containing the information necessary in order to enable closing
   // notifications that were not created by this instance of the manager: the
   // notification's origin and tag. This list may not contain the notifications
   // that have not been interacted with since the last restart of Chrome.
   using RegeneratedNotificationInfo = std::pair<std::string, std::string>;
 
   // Mapping of a persistent notification id to renegerated notification info.
   // TODO(peter): Remove this map once notification delegate ids for Web
   // notifications are created by the content/ layer.
   std::map<int64_t, RegeneratedNotificationInfo>
       regenerated_notification_infos_;
 
   base::android::ScopedJavaGlobalRef<jobject> java_object_;
 
   DISALLOW_COPY_AND_ASSIGN(NotificationUIManagerAndroid);
 };
 
 #endif  // CHROME_BROWSER_NOTIFICATIONS_NOTIFICATION_UI_MANAGER_ANDROID_H_