dom/workers/Performance.h

   1 /* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
   4  * You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef mozilla_dom_workers_performance_h__
   7 #define mozilla_dom_workers_performance_h__
   8
   9 #include "nsWrapperCache.h"
  10 #include "js/TypeDecls.h"
  11 #include "Workers.h"
  12 #include "nsISupportsImpl.h"
  13 #include "nsCycleCollectionParticipant.h"
  14
  15 BEGIN_WORKERS_NAMESPACE
  16
  17 class WorkerPrivate;
  18
  19 class Performance MOZ_FINAL : public nsWrapperCache
  20 {
  21 public:
  22   NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(Performance)
  23   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(Performance)
  24
  25   explicit Performance(WorkerPrivate* aWorkerPrivate);
  26
  27 private:
  28   ~Performance();
  29
  30   WorkerPrivate* mWorkerPrivate;
  31
  32 public:
  33   virtual JSObject*
  34   WrapObject(JSContext* aCx) MOZ_OVERRIDE;
  35
  36   nsISupports*
  37   GetParentObject() const
  38   {
  39     // There's only one global on a worker, so we don't need to specify.
  40     return nullptr;
  41   }
  42
  43   // WebIDL (public APIs)
  44   double Now() const;
  45 };
  46
  47 END_WORKERS_NAMESPACE
  48
  49 #endif // mozilla_dom_workers_performance_h__