dom/time/DateCacheCleaner.cpp

changeset 0
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1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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 #include "DateCacheCleaner.h"
7
8 #include "jsapi.h"
9 #include "mozilla/ClearOnShutdown.h"
10 #include "mozilla/Hal.h"
11 #include "mozilla/StaticPtr.h"
12 #include "nsCxPusher.h"
13
14 using namespace mozilla::hal;
15
16 namespace mozilla {
17 namespace dom {
18 namespace time {
19
20 class DateCacheCleaner : public SystemTimezoneChangeObserver
21 {
22 public:
23 DateCacheCleaner()
24 {
25 RegisterSystemTimezoneChangeObserver(this);
26 }
27
28 ~DateCacheCleaner()
29 {
30 UnregisterSystemTimezoneChangeObserver(this);
31 }
32 void Notify(const SystemTimezoneChangeInformation& aSystemTimezoneChangeInfo)
33 {
34 mozilla::AutoSafeJSContext cx;
35 JS_ClearDateCaches(cx);
36 }
37
38 };
39
40 StaticAutoPtr<DateCacheCleaner> sDateCacheCleaner;
41
42 void
43 InitializeDateCacheCleaner()
44 {
45 if (!sDateCacheCleaner) {
46 sDateCacheCleaner = new DateCacheCleaner();
47 ClearOnShutdown(&sDateCacheCleaner);
48 }
49 }
50
51 } // namespace time
52 } // namespace dom
53 } // namespace mozilla

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