Make //content responsible for generating notification Ids

third_party/WebKit/Source/modules/notifications/Notification.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 51 matching lines @@
 class MODULES_EXPORT Notification final : public EventTargetWithInlineData, public ActiveScriptWrappable, public ActiveDOMObject, public WebNotificationDelegate {
     USING_GARBAGE_COLLECTED_MIXIN(Notification);
     DEFINE_WRAPPERTYPEINFO();
 public:
     // Used for JavaScript instantiations of the Notification object. Will automatically schedule for
     // the notification to be displayed to the user when the developer-provided data is valid.
     static Notification* create(ExecutionContext*, const String& title, const NotificationOptions&, ExceptionState&);
 
     // Used for embedder-created Notification objects. If |showing| is true, will initialize the
     // Notification's state as showing, or as closed otherwise.
-    static Notification* create(ExecutionContext*, int64_t persistentId, const WebNotificationData&, bool showing);
+    static Notification* create(ExecutionContext*, const String& notificationId, const WebNotificationData&, bool showing);
 
     ~Notification() override;
 
     void close();
 
     DEFINE_ATTRIBUTE_EVENT_LISTENER(click);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(show);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(error);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(close);
 
@@ skipping 49 matching lines @@
     void schedulePrepareShow();
 
     // Checks permission and loads any necessary resources (this may be async)
     // before showing the notification.
     void prepareShow();
 
     // Shows the notification, using the resources loaded by the
     // NotificationResourcesLoader.
     void didLoadResources(NotificationResourcesLoader*);
 
-    void setPersistentId(int64_t persistentId) { m_persistentId = persistentId; }
+    void setNotificationId(const String& notificationId) { m_notificationId = notificationId; }
 
     WebNotificationData m_data;
 
     // Notifications can either be bound to the page, which means they're identified by
     // their delegate, or persistent, which means they're identified by a persistent Id
     // given to us by the embedder. This influences how we close the notification.
-    int64_t m_persistentId;
+    String m_notificationId;
 
     enum NotificationState {
         NotificationStateIdle,
         NotificationStateShowing,
         NotificationStateClosing,
         NotificationStateClosed
     };
 
     // Only to be used by the Notification::create() method when notifications were created
     // by the embedder rather than by Blink.
     void setState(NotificationState state) { m_state = state; }
 
     NotificationState m_state;
 
     Member<AsyncMethodRunner<Notification>> m_prepareShowMethodRunner;
 
     Member<NotificationResourcesLoader> m_loader;
 };
 
 } // namespace blink
 
 #endif // Notification_h