added TestBindingProxy.webidl and testbindingproxy.rs files

added testbindingproxy to dom/mod.rs and fixed unused variable warning of testingbindingproxy.rs

removed useless GlobalField, removed brackets use statements with only 1 element and changed the description of TestBindingProxy.webidl

renamed reflector to reflector_ and removed unused import in testbinding.rs

components/script/dom/webidls/TestBindingProxy.webidl

@@ -0,0 +1,25 @@
+/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/.
+ *
+ * This IDL file was created to test the special operations (see
+ * http://heycam.github.io/webidl/#idl-special-operations) without converting
+ * TestBinding.webidl into a proxy.
+ *
+ */
+
+interface TestBindingProxy : TestBinding {
+
+  getter DOMString getNamedItem(DOMString name);
+
+  setter creator void setNamedItem(DOMString name, DOMString value);
+
+  getter DOMString getItem(unsigned long index);
+
+  setter creator void setItem(unsigned long index, DOMString value);
+
+  deleter void removeItem(DOMString name);
+
+  stringifier;
+};