Adding allocator annotations to blink classes and structs.

Source/modules/notifications/ServiceWorkerRegistrationNotifications.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 ServiceWorkerRegistrationNotifications_h
 #define ServiceWorkerRegistrationNotifications_h
 
 #include "bindings/core/v8/ScriptPromise.h"
 #include "modules/serviceworkers/ServiceWorkerRegistration.h"
 
 namespace blink {
 
 class ExceptionState;
 class GetNotificationOptions;
 class NotificationOptions;
 class ScriptState;
 
 class ServiceWorkerRegistrationNotifications {
+    STATIC_ONLY(ServiceWorkerRegistrationNotifications);
 public:
     static ScriptPromise showNotification(ScriptState*, ServiceWorkerRegistration&, const String& title, const NotificationOptions&, ExceptionState&);
     static ScriptPromise getNotifications(ScriptState*, ServiceWorkerRegistration&, const GetNotificationOptions&);
 };
 
 } // namespace blink
 
 #endif // ServiceWorkerRegistrationNotifications_h