Get rid of a lot of () for getters.

samples/dartcombat/grids.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 boat in the grid. */
 class Boat {
   final int startX;
   final int startY;
   final bool horizontal;
   final int length;
   int hitCount = 0;
 
   Boat(this.startX, this.startY, this.horizontal, this.length) {}
 
-  bool get sunk() => length == hitCount;
+  bool get sunk => length == hitCount;
 }
 
 /** Represents a grid configuration. */
 class BoatGrid {
   List<List<Boat>> boatMap;
 
   BoatGrid() : boatMap = new List(Constants.SIZE) {
     for (int i = 0; i < Constants.SIZE; i++) {
       boatMap[i] = new List(10);
     }
@@ skipping 62 matching lines @@
 /** Static constants used by the game. */
 class Constants {
   static const SIZE = 10;
   static const MISS = 1;
   static const HIT = 2;
   static const SUNK = 3;
   static const PENDING = 4;
 
   Constants() {}
 }