js/xpconnect/idl/xpcIJSWeakReference.idl


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/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "nsISupports.idl"

[scriptable, builtinclass, uuid(75767928-ecb1-4e6c-9f55-c118b297fcef)]
interface xpcIJSWeakReference : nsISupports
{
  /**
   * To be called from JS only.
   *
   * Returns the referenced JS object or null if the JS object has
   * been garbage collected.
   */
  [implicit_jscontext] jsval get();
};