feat(build): require parameter types

Fixes #2833

modules/angular2/src/mock/location_mock.ts

@@ -30,7 +30,7 @@ export class SpyLocation extends SpyObject {
 
   simulateUrlPop(pathname: string) { ObservableWrapper.callNext(this._subject, {'url': pathname}); }
 
-  normalizeAbsolutely(url): string { return this._baseHref + url; }
+  normalizeAbsolutely(url: string): string { return this._baseHref + url; }
 
   go(url: string) {
     url = this.normalizeAbsolutely(url);
@@ -49,9 +49,10 @@ export class SpyLocation extends SpyObject {
     // TODO
   }
 
-  subscribe(onNext, onThrow = null, onReturn = null) {
+  subscribe(onNext: (value: any) => void, onThrow: (error: any) => void = null,
+            onReturn: () => void = null) {
     ObservableWrapper.subscribe(this._subject, onNext, onThrow, onReturn);
   }
 
-  noSuchMethod(m) { super.noSuchMethod(m); }
+  noSuchMethod(m: any) { super.noSuchMethod(m); }
 }

modules/angular2/src/mock/mock_location_strategy.ts

@@ -11,7 +11,7 @@ export class MockLocationStrategy extends LocationStrategy {
   _subject: EventEmitter = new EventEmitter();
   constructor() { super(); }
 
-  simulatePopState(url): void {
+  simulatePopState(url: string): void {
     this.internalPath = url;
     ObservableWrapper.callNext(this._subject, null);
   }
@@ -28,7 +28,7 @@ export class MockLocationStrategy extends LocationStrategy {
     this.urlChanges.push(url);
   }
 
-  onPopState(fn): void { ObservableWrapper.subscribe(this._subject, fn); }
+  onPopState(fn: (value: any) => void): void { ObservableWrapper.subscribe(this._subject, fn); }
 
   getBaseHref(): string { return this.internalBaseHref; }
 }

modules/angular2/src/mock/ng_zone_mock.ts

@@ -3,7 +3,7 @@ import {NgZone} from 'angular2/src/core/zone/ng_zone';
 export class MockNgZone extends NgZone {
   constructor() { super({enableLongStackTrace: false}); }
 
-  run(fn): any { return fn(); }
+  run(fn: Function): any { return fn(); }
 
-  runOutsideAngular(fn): any { return fn(); }
+  runOutsideAngular(fn: Function): any { return fn(); }
 }