Remove [TypeChecking=Unrestricted] use in Source/core/

Source/core/dom/Document.idl

 /*
  * Copyright (C) 2006, 2007, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2006, 2007 Samuel Weinig <sam@webkit.org>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 10 matching lines @@
 callback CustomElementConstructor = Element ();
 
 typedef (CanvasRenderingContext2D or WebGLRenderingContext) RenderingContext;
 
 // http://www.w3.org/TR/page-visibility/#VisibilityState
 enum VisibilityState { "hidden", "visible", "prerender", "unloaded" };
 
 // https://dom.spec.whatwg.org/#interface-document
 
 // FIXME: Document should have a constructor.
-[
-    TypeChecking=Unrestricted,
-] interface Document : Node {
+interface Document : Node {
     readonly attribute DOMImplementation implementation;
     readonly attribute DOMString URL;
     // FIXME: documentURI should not be nullable.
     [ImplementedAs=url] readonly attribute DOMString? documentURI;
     readonly attribute DOMString origin;
     readonly attribute DOMString compatMode;
     // FIXME: characterSet should not be nullable.
     readonly attribute DOMString? characterSet;
     // FIXME: inputEncoding should not be nullable.
     [MeasureAs=DocumentInputEncoding, ImplementedAs=characterSet] readonly attribute DOMString? inputEncoding; // legacy alias of .characterSet
@@ skipping 182 matching lines @@
     attribute EventHandler onsearch;
     [RuntimeEnabled=ExperimentalContentSecurityPolicyFeatures] attribute EventHandler onsecuritypolicyviolation;
     attribute EventHandler onselectionchange;
     attribute EventHandler onselectstart;
     attribute EventHandler onwheel;
 };
 
 Document implements GlobalEventHandlers;
 Document implements ParentNode;
 Document implements NonElementParentNode;