Roll 50: Copied IDLs, PYTHON scripts from WebKit removed deleted files in WebCore

modules/background_sync/PeriodicSyncManager.idl

Index: modules/background_sync/PeriodicSyncManager.idl
diff --git a/modules/background_sync/PeriodicSyncManager.idl b/modules/background_sync/PeriodicSyncManager.idl
deleted file mode 100644
index 44c3f76f1afca526b263ca016e018eba55db2380..0000000000000000000000000000000000000000
--- a/modules/background_sync/PeriodicSyncManager.idl
+++ /dev/null
@@ -1,16 +0,0 @@
-// 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.
-
-[
-    Exposed=(Window,ServiceWorker),
-    GarbageCollected,
-    RuntimeEnabled=BackgroundSync,
-    TypeChecking=Interface,
-] interface PeriodicSyncManager {
-    [CallWith=ScriptState,ImplementedAs=registerFunction] Promise<PeriodicSyncRegistration> register([RuntimeEnabled=BackgroundSyncV2] optional PeriodicSyncRegistrationOptions options);
-    [RuntimeEnabled=BackgroundSyncV2, CallWith=ScriptState] Promise<PeriodicSyncRegistration> getRegistration(DOMString tag);
-    [RuntimeEnabled=BackgroundSyncV2, CallWith=ScriptState] Promise<sequence<PeriodicSyncRegistration>> getRegistrations();
-    [RuntimeEnabled=BackgroundSyncV2, CallWith=ScriptState] Promise<SyncPermissionState> permissionState();
-    [RuntimeEnabled=BackgroundSyncV2] readonly attribute unsigned long minPossiblePeriod;
-};