Updated to Chrome 45 (2454) moved from SVN to git.

modules/background_sync/PeriodicSyncEvent.idl

Index: modules/background_sync/PeriodicSyncEvent.idl
diff --git a/modules/background_sync/PeriodicSyncEvent.idl b/modules/background_sync/PeriodicSyncEvent.idl
new file mode 100644
index 0000000000000000000000000000000000000000..826fb6c4ca45ecde0d1ed65259511a5d7e6c3bdb
--- /dev/null
+++ b/modules/background_sync/PeriodicSyncEvent.idl
@@ -0,0 +1,11 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+[
+    Constructor(DOMString type, PeriodicSyncEventInit init),
+    Exposed=ServiceWorker,
+    RuntimeEnabled=BackgroundSync,
+] interface PeriodicSyncEvent : ExtendableEvent {
+    readonly attribute PeriodicSyncRegistration registration;
+};