refactor(core): remove ViewResolver and ViewResolverMock

The methods on `ViewResolverMock` have been merged into `DirectiveResolver`.

BREAKING CHANGE:
- ES5 users can no longer use the `View(…)` function to provide `ViewMetadata`.
  This mirrors the removal of the `@View` decorator a while ago.

modules/@angular/compiler/testing.ts

@@ -7,14 +7,12 @@
  */
 
 export * from './testing/schema_registry_mock';
-export * from './testing/view_resolver_mock';
 export * from './testing/test_component_builder';
 export * from './testing/directive_resolver_mock';
 export * from './testing/ng_module_resolver_mock';
 
 import {createPlatformFactory, CompilerOptions, PlatformRef} from '@angular/core';
-import {platformCoreDynamic, DirectiveResolver, ViewResolver, NgModuleResolver} from './index';
-import {MockViewResolver} from './testing/view_resolver_mock';
+import {platformCoreDynamic, DirectiveResolver, NgModuleResolver} from './index';
 import {MockDirectiveResolver} from './testing/directive_resolver_mock';
 import {MockNgModuleResolver} from './testing/ng_module_resolver_mock';
 
@@ -30,7 +28,6 @@ export const platformCoreDynamicTesting =
                             useValue: {
                               providers: [
                                 {provide: DirectiveResolver, useClass: MockDirectiveResolver},
-                                {provide: ViewResolver, useClass: MockViewResolver},
                                 {provide: NgModuleResolver, useClass: MockNgModuleResolver}
                               ]
                             },