Get rid of a lot of () for getters.

tests/language/local_function_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 testing closures.
 
 class LocalFunctionTest {
   LocalFunctionTest() : field1 = 100, field2_ = 200  { }
   static int f(int n) {
     int a = 0;
     g(int m) {
@@ skipping 37 matching lines @@
       for (int i = 0; i < n; i++) {
         a_sum += a[i]();
         b_sum += b[i]();
       }
       return a_sum + b_sum;
     }
     return k(n);
   }
   int field1;
   int field2_;
-  int get field2() { return field2_; }
+  int get field2 { return field2_; }
   void set field2(int value) { field2_ = value; }
 
   int method(int n) {
     incField1() { field1++; }
     incField2() { field2++; }
     for (int i = 0; i < n; i++) {
       incField1();
       incField2();
     }
     return field1 + field2;
@@ skipping 126 matching lines @@
     Expect.equals(99, doThis(10, int f(n) => n * n - 1));
     Expect.equals(99, doThis(10, (n) => n * n - 1));
     Expect.equals(99, doThis(10, f(n) => n * n - 1));
     testExceptions();
   }
 }
 
 main() {
   LocalFunctionTest.testMain();
 }