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

modules/background_sync/SyncRegistrationOptions.idl

Index: modules/background_sync/SyncRegistrationOptions.idl
diff --git a/modules/background_sync/SyncRegistrationOptions.idl b/modules/background_sync/SyncRegistrationOptions.idl
deleted file mode 100644
index 6e1abbcb4db81dfa3d24b171962b870c4c0b7f68..0000000000000000000000000000000000000000
--- a/modules/background_sync/SyncRegistrationOptions.idl
+++ /dev/null
@@ -1,9 +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.
-
-[
-    RuntimeEnabled=BackgroundSyncV2,
-] dictionary SyncRegistrationOptions {
-    DOMString tag;
-};