Make first and last getters.

utils/template/parser.dart

 // 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
 
 class TagStack {
   List<ASTNode> _stack;
 
   TagStack(var elem) : _stack = [] {
     _stack.add(elem);
   }
 
   void push(var elem) {
     _stack.add(elem);
   }
 
   ASTNode pop() {
     return _stack.removeLast();
   }
 
   top() {
-    return _stack.last();
+    return _stack.last;
   }
 }
 
 // TODO(terry): Cleanup returning errors from CSS to common World error
 //              handler.
 class ErrorMsgRedirector {
   void displayError(String msg) {
     if (world.printHandler != null) {
       world.printHandler(msg);
     } else {
@@ skipping 680 matching lines @@
     }
 
     if (stringValue.length > 0) {
       nodes.add(new TemplateText(stringValue.toString(), _makeSpan(start)));
     }
 
     return nodes;
   }
 
 }