Make ~/, round, ceil, floor, truncate return ints. Remove toInt.

samples/clock/clock.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.
 
 library clock;
 
 import 'dart:html';
 import 'dart:math';
 
 part 'balls.dart';
 part 'numbers.dart';
 
 void main() {
   new CountDownClock();
 }
 
 double fpsAverage;
 
 /**
  * Display the animation's FPS in a div.
  */
 void showFps(num fps) {
   if (fpsAverage == null) {
     fpsAverage = fps;
   } else {
     fpsAverage = fps * 0.05 + fpsAverage * 0.95;
 
-    query("#notes").text = "${fpsAverage.round().toInt()} fps";
+    query("#notes").text = "${fpsAverage.round()} fps";
   }
 }
 
 class CountDownClock {
   static const int NUMBER_SPACING = 19;
   static const double BALL_WIDTH = 19.0;
   static const double BALL_HEIGHT = 19.0;
 
   List<ClockNumber> hours = new List<ClockNumber>.fixedLength(2);
   List<ClockNumber> minutes = new List<ClockNumber>.fixedLength(2);
@@ skipping 115 matching lines @@
 void setElementPosition(Element elem, double x, double y) {
   elem.style.left = "${x}px";
   elem.style.top = "${y}px";
 }
 
 void setElementSize(Element elem, double l, double t, double r, double b) {
   setElementPosition(elem, l, t);
   elem.style.right = "${r}px";
   elem.style.bottom = "${b}px";
 }