refactor(http): use ngModules for http (#10329)

tools/public_api_guard/http/index.d.ts

@@ -1,3 +1,6 @@
+/** @experimental */
+export declare function _createDefaultCookieXSRFStrategy(): CookieXSRFStrategy;
+
 /** @experimental */
 export declare class BaseRequestOptions extends RequestOptions {
     constructor();
@@ -70,12 +73,16 @@ export declare class Http {
 /** @deprecated */
 export declare const HTTP_BINDINGS: any[];
 
-/** @experimental */
+/** @deprecated */
 export declare const HTTP_PROVIDERS: any[];
 
 /** @experimental */
 export declare function httpFactory(xhrBackend: XHRBackend, requestOptions: RequestOptions): Http;
 
+/** @experimental */
+export declare class HttpModule {
+}
+
 /** @deprecated */
 export declare const JSON_BINDINGS: any[];
 
@@ -100,6 +107,10 @@ export declare abstract class JSONPConnection implements Connection {
     abstract finished(data?: any): void;
 }
 
+/** @experimental */
+export declare class JsonpModule {
+}
+
 /** @experimental */
 export declare class QueryEncoder {
     encodeKey(k: string): string;