Make isEmpty a getter.

utils/template/codegen.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
 // BSD-style license that can be found in the LICENSE file.
 
 class CGBlock {
   int _blockType;             // Code type of this block
   int _indent;                // Number of spaces to prefix for each statement
   bool _inEach;               // This block or any currently active blocks is a
                               // #each.  If so then any element marked with a
                               // var attribute is repeated therefore the var
                               // is a List type instead of an Element type.
   String _localName;          // optional local name for #each or #with
   List<CGStatement> _stmts;
   int localIndex;             // Local variable index (e.g., e0, e1, etc.)
 
   // Block Types:
   static const int CONSTRUCTOR = 0;
   static const int EACH = 1;
   static const int WITH = 2;
 
   CGBlock([this._indent = 4,
            this._blockType = CGBlock.CONSTRUCTOR,
            this._inEach = false,
            this._localName = null]) :
       _stmts = new List<CGStatement>(), localIndex = 0 {
     assert(_blockType >= CGBlock.CONSTRUCTOR && _blockType <= CGBlock.WITH);
   }
 
-  bool get anyStatements => !_stmts.isEmpty();
+  bool get anyStatements => !_stmts.isEmpty;
   bool get isConstructor => _blockType == CGBlock.CONSTRUCTOR;
   bool get isEach => _blockType == CGBlock.EACH;
   bool get isWith => _blockType == CGBlock.WITH;
 
   bool get hasLocalName => _localName != null;
   String get localName => _localName;
 
   CGStatement push(var elem, var parentName, [bool exact = false]) {
     var varName;
     if (elem is TemplateElement && elem.hasVar) {
@@ skipping 964 matching lines @@
       for (String name in names) {
         buff.add("    var ${name} = _scopes[\"${name}\"];\n");
       }
       buff.add("\n");
     }
 
     return buff.toString();
   }
 
 }