Update the Angular/DI tests to latest from github.

third_party/pkg/angular/demo/bouncing_balls/web/bouncy_balls.dart

 import 'package:angular/angular.dart';
 import 'dart:html';
 import 'dart:math';
 import 'dart:core';
 
 var random = new Random();
 var width = 400;
 var height = 400;
 var speed = .05;
 
 class BallModel {
   var x = width * random.nextDouble();
   var y = height * random.nextDouble();
   var velX = 2 * speed * random.nextDouble() - speed;
   var velY = 2 * speed * random.nextDouble() - speed;
   var color = BallModel._color();
 
   static _color() {
     var color = '#';
-    for(var i=0; i < 6; i++) {
+    for(var i = 0; i < 6; i++) {
       color += (16 * random.nextDouble()).floor().toRadixString(16);
     }
     return color;
   }
 
 }
 
 @NgController(
   selector: '[bounce-controller]',
-  publishAs: 'bounce'
-)
+  publishAs: 'bounce')
 class BounceController {
   var lastTime = window.performance.now();
   var run = true;
   var fps = 0;
   var digestTime = 0;
+  var currentDigestTime = 0;
   var balls = [];
-  var zone;
-  var scope;
+  final NgZone zone;
+  final Scope scope;
   var ballClassName = 'ball';
 
-  BounceController(NgZone this.zone, Scope this.scope) {
+  BounceController(this.zone, this.scope) {
     changeCount(100);
     tick();
   }
 
-  toggleCSS() {
+  void toggleCSS() {
     ballClassName = ballClassName == '' ? 'ball' : '';
   }
 
-  playPause() {
+  void playPause() {
     run = !run;
     if (run) requestAnimationFrame(tick);
   }
 
-  requestAnimationFrame(fn) {
+  void requestAnimationFrame(fn) {
     window.requestAnimationFrame((_) => zone.run(fn));
   }
 
-  changeCount(count) {
+  void changeCount(count) {
     while(count > 0) {
       balls.add(new BallModel());
       count--;
     }
-    while(count < 0) {
+    while(count < 0 && balls.isNotEmpty) {
       balls.removeAt(0);
       count++;
     }
-    tick();
+    //tick();
   }
 
-  timeDigest() {
+  void timeDigest() {
     var start = window.performance.now();
-    scope.$evalAsync(() {
-      digestTime = (window.performance.now() - start).round();
-    }, outsideDigest: true);
+    digestTime = currentDigestTime;
+    scope.rootScope.domRead(() {
+      currentDigestTime = window.performance.now() - start;
+    });
   }
 
-  tick() {
-    var now = window.performance.now(),
-        delay = now - lastTime;
+  void tick() {
+    var now = window.performance.now();
+    var delay = now - lastTime;
 
     fps = (1000/delay).round();
     for(var i=0, ii=balls.length; i<ii; i++) {
       var b = balls[i];
       b.x += delay * b.velX;
       b.y += delay * b.velY;
       if (b.x < 0) { b.x *= -1; b.velX *= -1; }
       if (b.y < 0) { b.y *= -1; b.velY *= -1; }
       if (b.x > width) { b.x = 2*width - b.x; b.velX *= -1; }
       if (b.y > height) { b.y = 2*height - b.y; b.velY *= -1; }
     }
     lastTime = now;
     timeDigest();
     if (run) requestAnimationFrame(tick);
   }
 }
 
 @NgDirective(
   selector: '[ball-position]',
   map: const {
-    "ballPosition": '=>position'
-  }
-)
+    "ball-position": '=>position'})
 class BallPositionDirective {
-  Element element;
-  Scope scope;
-  BallPositionDirective(Element this.element, Scope this.scope);
+  final Element element;
+  final Scope scope;
+  BallPositionDirective(this.element, this.scope);
 
   set position(BallModel model) {
     element.style.backgroundColor = model.color;
-    scope.$watch(() {
-      element.style.left = '${model.x + 10}px';
-      element.style.top = '${model.y + 10}px';
-    });
+    scope
+        ..watch('x', (x, _) => element.style.left = '${x + 10}px', context: model, readOnly: true)
+        ..watch('y', (y, _) => element.style.top = '${y + 10}px', context: model, readOnly: true);
   }
 }
 
 class MyModule extends Module {
   MyModule() {
     type(BounceController);
     type(BallPositionDirective);
+    value(GetterCache, new GetterCache({
+      'x': (o) => o.x,
+      'y': (o) => o.y,
+      'bounce': (o) => o.bounce,
+      'fps': (o) => o.fps,
+      'balls': (o) => o.balls,
+      'length': (o) => o.length,
+      'digestTime': (o) => o.digestTime,
+      'ballClassName': (o) => o.ballClassName
+    }));
+    value(ScopeStats, new ScopeStats(report: true));
   }
 }
 
 main() {
   ngBootstrap(module: new MyModule());
 }