Get rid of a lot of () for getters.

samples/leap/leap_leg.dart

 // 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.
 
 compilerIsolate(port) {
   Runner runner = new Runner();
   runner.init();
 
   port.receive((msg, replyTo) {
     replyTo.send(runner.update(msg));
@@ skipping 201 matching lines @@
   final bool throwOnError = false;
 
   final libDir = "../..";
 
   LeapCompiler() : cache = new HttpRequestCache(), super() {
     tasks = [scanner, dietParser, parser, resolver, checker];
   }
 
   void log(message) { print(message); }
 
-  String get legDirectory() => libDir;
+  String get legDirectory => libDir;
 
   LibraryElement scanBuiltinLibrary(String path) {
     Uri base = new Uri.fromString(html.window.location.toString());
     Uri libraryRoot = base.resolve(libDir);
     Uri resolved = libraryRoot.resolve(DART2JS_LIBRARY_MAP[path]);
     LibraryElement library = scanner.loadLibrary(resolved, null);
     return library;
   }
 
   currentScript() {
@@ skipping 45 matching lines @@
     mainApp = new LibraryElement(script);
 
     universe.libraries.remove(script.uri.toString());
     Element element;
     withCurrentElement(mainApp, () {
         scanner.scan(mainApp);
       });
     return mainApp;
   }
 }