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

core/html/AssignedNodesOptions.idl

Index: core/html/AssignedNodesOptions.idl
diff --git a/core/html/AssignedNodesOptions.idl b/core/html/AssignedNodesOptions.idl
new file mode 100644
index 0000000000000000000000000000000000000000..5247c067a41f625201192547a913c6d79862b45d
--- /dev/null
+++ b/core/html/AssignedNodesOptions.idl
@@ -0,0 +1,9 @@
+// Copyright 2016 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.
+
+// http://w3c.github.io/webcomponents/spec/shadow/#idl-def-AssignedNodesOptions
+
+dictionary AssignedNodesOptions {
+    boolean flatten = false;
+};