refactor(TypeScript): Add noImplicitAny

We automatically insert explicit 'any's where needed. These need to be
addressed as in #9100.

Fixes #4924

modules/@angular/compiler/test/animation/animation_compiler_spec.ts

@@ -25,7 +25,7 @@ import {CompileMetadataResolver} from '../../src/metadata_resolver';
 
 export function main() {
   describe('RuntimeAnimationCompiler', () => {
-    var resolver;
+    var resolver: any /** TODO #9100 */;
     beforeEach(inject([CompileMetadataResolver], (res: CompileMetadataResolver) => {
       resolver = res;
     }));