Update language tests to new getter syntax.

dart/tests/language/setter0_test.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.
 // Dart test program for testing setting/getting of fields when
 // only getter/setter methods are specified.
 
 class First {
   First(int val) : a_ = val { }
   int a_;
 }
 
 class Second extends First {
   static int c;
 
   Second(int val) : super(val) { }
 
   static void testStaticMethod() {
     int i;
     Second.static_a = 20;
     i = Second.c;
   }
 
   void set instance_a(int value) {
     a_ = a_ + value;
   }
-  int get instance_a() {
+  int get instance_a {
     return a_;
   }
 
   static void set static_a(int value) {
     Second.c = value;
   }
 
-  static int get static_d() {
+  static int get static_d {
     return Second.c;
   }
 }
 
 class Setter0Test {
   static testMain() {
     Second obj = new Second(10);
     Expect.equals(10, obj.instance_a);
     obj.instance_a = 20;
     Expect.equals(30, obj.instance_a);
 
     Second.testStaticMethod();
     Expect.equals(20, Second.c);
     Expect.equals(20, Second.static_d);
   }
 }
 
 
 main() {
   Setter0Test.testMain();
 }