dom/bindings/CallbackInterface.cpp

Tue, 06 Jan 2015 21:39:09 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Tue, 06 Jan 2015 21:39:09 +0100
branch
TOR_BUG_9701
changeset 8
97036ab72558
permissions
-rw-r--r--

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

michael@0 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0 2 /* vim:set ts=2 sw=2 sts=2 et cindent: */
michael@0 3 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 4 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 6
michael@0 7 #include "mozilla/dom/CallbackInterface.h"
michael@0 8 #include "jsapi.h"
michael@0 9 #include "mozilla/dom/BindingUtils.h"
michael@0 10 #include "nsPrintfCString.h"
michael@0 11
michael@0 12 namespace mozilla {
michael@0 13 namespace dom {
michael@0 14
michael@0 15 bool
michael@0 16 CallbackInterface::GetCallableProperty(JSContext* cx, const char* aPropName,
michael@0 17 JS::MutableHandle<JS::Value> aCallable)
michael@0 18 {
michael@0 19 if (!JS_GetProperty(cx, CallbackPreserveColor(), aPropName, aCallable)) {
michael@0 20 return false;
michael@0 21 }
michael@0 22 if (!aCallable.isObject() ||
michael@0 23 !JS_ObjectIsCallable(cx, &aCallable.toObject())) {
michael@0 24 nsPrintfCString description("Property '%s'", aPropName);
michael@0 25 ThrowErrorMessage(cx, MSG_NOT_CALLABLE, description.get());
michael@0 26 return false;
michael@0 27 }
michael@0 28
michael@0 29 return true;
michael@0 30 }
michael@0 31
michael@0 32 } // namespace dom
michael@0 33 } // namespace mozilla

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