refactor: add types (#9148)

modules/@angular/common/test/directives/ng_if_spec.ts

@@ -276,8 +276,6 @@ class TestComponent {
     this.nestedBooleanCondition = true;
     this.numberCondition = 1;
     this.stringCondition = 'foo';
-    this.functionCondition = function(s: any /** TODO #9100 */, n: any /** TODO #9100 */) {
-      return s == 'foo' && n == 1;
-    };
+    this.functionCondition = function(s: any, n: any): boolean { return s == 'foo' && n == 1; };
   }
 }

modules/@angular/common/test/directives/ng_style_spec.ts

@@ -48,7 +48,7 @@ export function main() {
                        .toEqual('40px');
 
                    expr = fixture.debugElement.componentInstance.expr;
-                   (expr as any /** TODO #9100 */)['max-width'] = '30%';
+                   (expr as any)['max-width'] = '30%';
                    fixture.detectChanges();
                    expect(getDOM().getStyle(
                               fixture.debugElement.children[0].nativeElement, 'max-width'))
@@ -153,5 +153,5 @@ export function main() {
 
 @Component({selector: 'test-cmp', directives: [NgStyle], template: ''})
 class TestComponent {
-  expr: any /** TODO #9100 */;
+  expr: any;
 }

modules/@angular/common/test/forms/directives_spec.ts

@@ -13,7 +13,7 @@ import {PromiseWrapper} from '../../src/facade/promise';
 import {SimpleChange} from '@angular/core/src/change_detection';
 
 class DummyControlValueAccessor implements ControlValueAccessor {
-  writtenValue: any /** TODO #9100 */;
+  writtenValue: any;
 
   registerOnChange(fn: any /** TODO #9100 */) {}
   registerOnTouched(fn: any /** TODO #9100 */) {}