diff -r 000000000000 -r 6474c204b198 dom/plugins/ipc/ChildTimer.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/plugins/ipc/ChildTimer.cpp	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,40 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: sw=2 ts=8 et :
+ */
+/* 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 "ChildTimer.h"
+#include "PluginInstanceChild.h"
+#include "nsComponentManagerUtils.h"
+
+namespace mozilla {
+namespace plugins {
+
+ChildTimer::ChildTimer(PluginInstanceChild* instance,
+                       uint32_t interval,
+                       bool repeat,
+                       TimerFunc func)
+  : mInstance(instance)
+  , mFunc(func)
+  , mRepeating(repeat)
+  , mID(gNextTimerID++)
+{
+  mTimer.Start(base::TimeDelta::FromMilliseconds(interval),
+               this, &ChildTimer::Run);
+}
+
+uint32_t
+ChildTimer::gNextTimerID = 1;
+
+void
+ChildTimer::Run()
+{
+  if (!mRepeating)
+    mTimer.Stop();
+  mFunc(mInstance->GetNPP(), mID);
+}
+
+} // namespace plugins
+} // namespace mozilla