fix(closure): suppress some closure compiler warnings (#14198)

PR Close #14198

modules/@angular/core/src/application_ref.ts

@@ -243,6 +243,10 @@ function _callAndReportToErrorHandler(errorHandler: ErrorHandler, callback: () =
   }
 }
 
+/**
+ * workaround https://github.com/angular/tsickle/issues/350
+ * @suppress {checkTypes}
+ */
 @Injectable()
 export class PlatformRef_ extends PlatformRef {
   private _modules: NgModuleRef<any>[] = [];
@@ -404,6 +408,10 @@ export abstract class ApplicationRef {
   abstract get viewCount(): number;
 }
 
+/**
+ * workaround https://github.com/angular/tsickle/issues/350
+ * @suppress {checkTypes}
+ */
 @Injectable()
 export class ApplicationRef_ extends ApplicationRef {
   /** @internal */

modules/@angular/core/src/di/injector.ts

@@ -57,6 +57,7 @@ export abstract class Injector {
   abstract get<T>(token: Type<T>|InjectionToken<T>, notFoundValue?: T): T;
   /**
    * @deprecated from v4.0.0 use Type<T> or InjectToken<T>
+   * @suppress {duplicate}
    */
   abstract get(token: any, notFoundValue?: any): any;
 }

modules/@angular/core/src/linker/component_factory.ts

@@ -67,6 +67,10 @@ export abstract class ComponentRef<C> {
   abstract onDestroy(callback: Function): void;
 }
 
+/**
+ * workaround https://github.com/angular/tsickle/issues/350
+ * @suppress {checkTypes}
+ */
 export class ComponentRef_<C> extends ComponentRef<C> {
   constructor(
       private _index: number, private _parentView: AppView<any>, private _nativeElement: any,

modules/@angular/core/src/linker/template_ref.ts

@@ -42,6 +42,10 @@ export abstract class TemplateRef<C> {
   abstract createEmbeddedView(context: C): EmbeddedViewRef<C>;
 }
 
+/**
+ * workaround https://github.com/angular/tsickle/issues/350
+ * @suppress {checkTypes}
+ */
 export class TemplateRef_<C> extends TemplateRef<C> {
   constructor(
       private _parentView: AppView<any>, private _nodeIndex: number, private _nativeElement: any) {