Rename cloneNode to clone and move it into the Node interface.

client/html/release/html.dart

 #library('html');
 
 #import('dart:dom', prefix:'dom');
 // Copyright (c) 2011, 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.
 
@@ skipping 20285 matching lines @@
   Node replaceWith(Node otherNode);
 
   Node remove();
 
   bool contains(Node otherNode);
 
   // TODO(jacobr): remove when/if Array supports a method similar to
   // insertBefore or we switch NodeList to implement LinkedList rather than
   // array.
   Node insertBefore(Node newChild, Node refChild);
+
+  Node clone(bool deep);
 }
 // Copyright (c) 2011, 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.
 
 interface NodeList extends List<Node> {
   Node get first();
 }
 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
@@ skipping 201 matching lines @@
   }
 
   // TODO(jacobr): remove when/if List supports a method similar to
   // insertBefore or we switch NodeList to implement LinkedList rather than
   // array.
   Node insertBefore(Node newChild, Node refChild) {
     return LevelDom.wrapNode(_ptr.insertBefore(
         LevelDom.unwrap(newChild), LevelDom.unwrap(refChild)));
   }
 
-  // TODO(jacobr): required for some benchmarks. Added to this class but not Node while
-  // we decide what to do with it.
-  Node cloneNode(bool deep) {
+  Node clone(bool deep) {
     return LevelDom.wrapNode(_ptr.cloneNode(deep));
   }
 }
 // Copyright (c) 2011, 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.
 
 interface Notification extends EventTarget {
 
   String get dir();
@@ skipping 1863 matching lines @@
       startIndex = a.length - 1;
     }
     for (int i = startIndex; i >= 0; i--) {
       if (a[i] == element) {
         return i;
       }
     }
     return -1;
   }
 }