Get rid of Element#classList in the wrapperless DOM.

client/dom/scripts/systemhtml.py

 #!/usr/bin/python
 # 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.
 
 """This module provides shared functionality for the system to generate
 Dart:html APIs from the IDL database."""
 
 from systemfrog import *
 from systeminterface import *
@@ skipping 178 matching lines @@
     "Element.outerText",
     "Element.accessKey",
     "Element.get:itemType",
     "Element.innerText",
     "Element.set:outerHTML",
     "Element.itemScope",
     "Element.itemValue",
     "Element.itemId",
     "Element.get:itemProp",
     'Element.scrollIntoView',
+    'Element.get:classList',
     "EmbedElement.getSVGDocument",
     "FormElement.get:elements",
     "HTMLFrameElement.*",
     "HTMLFrameSetElement.*",
     "HtmlElement.version",
     "HtmlElement.manifest",
     "Document.version",
     "Document.manifest",
 #    "IFrameElement.getSVGDocument",  #TODO(jacobr): should this be removed
     "InputElement.dirName",
@@ skipping 1557 matching lines @@
     # dispatch has removed f(X), leaving only f(Y), but there is no guarantee
     # that Y = Z-X, so we need to check for Y.
     true_code = emitter.Emit(
         '$(INDENT)if ($COND) {\n'
         '$!TRUE'
         '$(INDENT)}\n',
         COND=test, INDENT=indent)
     self.GenerateDispatch(
         true_code, info, indent + '  ', position + 1, positive)
     return True