Hide implementation members in dart:html, dart:js and related libraries

tools/dom/templates/html/dartium/html_dartium.darttemplate

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 // DO NOT EDIT
 // Auto-generated dart:html library.
 
 /**
  * HTML elements and other resources for web-based applications that need to
  * interact with the browser and the DOM (Document Object Model).
@@ skipping 236 matching lines @@
 
 Type _getSvgType(String key) {
   if (svgBlinkMap.containsKey(key)) {
     return svgBlinkMap[key]();
   }
   return null;
 }
 
 $if JSINTEROP
 // FIXME: Can we make this private?
+@Deprecated("Internal Use Only")
 final htmlBlinkFunctionMap = {
 $!TYPE_FUNCTION_MAP
 };
 
 // TODO(terry): We may want to move this elsewhere if html becomes
 // a package to avoid dartium depending on pkg:html.
 @Deprecated("Internal Use Only")
 getHtmlCreateFunction(String key) {
   var result;
 
@@ skipping 223 matching lines @@
 
   return dartClass;
 }
 
 $else
 class DartHtmlDomObject extends NativeFieldWrapperClass2 {}
 
 _createCustomUpgrader(Type customElementClass, $this) => $this;
 
 $endif