Get rid of a lot of () for getters.

utils/css/token.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.
 
 /**
  * A single token in the Dart language.
  */
 class Token {
   /** A member of [TokenKind] specifying what kind of token this is. */
   final int kind;
 
   /** The [SourceFile] this token came from. */
   final SourceFile source;
 
   /** The start and end indexes into the [SourceFile] of this [Token]. */
   final int start, end;
 
   Token(this.kind, this.source, this.start, this.end) {}
 
   Token.fake(this.kind, span)
     : this.source = span.file, this.start = span.start, this.end = span.end;
 
   /** Returns the source text corresponding to this [Token]. */
-  String get text() {
+  String get text {
     return source.text.substring(start, end);
   }
 
   /** Returns a pretty representation of this token for error messages. **/
   String toString() {
     var kindText = TokenKind.kindToString(kind);
     var actualText = text;
     if (kindText != actualText) {
       if (actualText.length > 10) {
         actualText = actualText.substring(0, 8) + '...';
       }
       return '$kindText($actualText)';
     } else {
       return kindText;
     }
   }
 
   /** Returns a [SourceSpan] representing the source location. */
-  SourceSpan get span() {
+  SourceSpan get span {
     return new SourceSpan(source, start, end);
   }
 }
 
 /** A token containing a parsed literal value. */
 class LiteralToken extends Token {
   var value;
   LiteralToken(kind, source, start, end, this.value)
       : super(kind, source, start, end);
 }
 
 /** A token containing error information. */
 class ErrorToken extends Token {
   String message;
   ErrorToken(kind, source, start, end, this.message)
       : super(kind, source, start, end);
 }