Change AuthenticatingURLLoader to be a URLLoaderInterceptor

services/authenticating_url_loader/authenticating_url_loader_interceptor.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef SERVICES_AUTHENTICATING_URL_LOADER_AUTHENTICATING_URL_LOADER_IMPL_H_
-#define SERVICES_AUTHENTICATING_URL_LOADER_AUTHENTICATING_URL_LOADER_IMPL_H_
+#ifndef SERVICES_AUTHENTICATING_URL_LOADER_AUTHENTICATING_URL_LOADER_INTERCEPTOR_H_
+#define SERVICES_AUTHENTICATING_URL_LOADER_AUTHENTICATING_URL_LOADER_INTERCEPTOR_H_
 
 #include "mojo/public/cpp/bindings/binding.h"
 #include "mojo/public/cpp/bindings/error_handler.h"
 #include "mojo/services/authenticating_url_loader/public/interfaces/authenticating_url_loader.mojom.h"
 #include "mojo/services/network/public/interfaces/url_loader.mojom.h"
-#include "services/authenticating_url_loader/authenticating_url_loader_factory_impl.h"
+#include "services/authenticating_url_loader/authenticating_url_loader_interceptor_factory.h"
 #include "url/gurl.h"
 
 namespace mojo {
 
 class NetworkService;
 
 enum RequestAuthorizationState {
   REQUEST_INITIAL,
   REQUEST_USED_CURRENT_AUTH_SERVICE_TOKEN,
   REQUEST_USED_FRESH_AUTH_SERVICE_TOKEN,
 };
 
-class AuthenticatingURLLoaderImpl : public AuthenticatingURLLoader,
-                                    public ErrorHandler {
+class AuthenticatingURLLoaderInterceptor : public URLLoaderInterceptor,
+                                           public ErrorHandler {
  public:
-  AuthenticatingURLLoaderImpl(InterfaceRequest<AuthenticatingURLLoader> request,
-                              AuthenticatingURLLoaderFactoryImpl* factory);
-  ~AuthenticatingURLLoaderImpl() override;
+  AuthenticatingURLLoaderInterceptor(
+      mojo::InterfaceRequest<URLLoaderInterceptor> request,
+      AuthenticatingURLLoaderInterceptorFactory* factory);
+  ~AuthenticatingURLLoaderInterceptor() override;
 
  private:
-  // AuthenticatingURLLoader methods:
-  void Start(URLRequestPtr request,
-             const Callback<void(URLResponsePtr)>& callback) override;
-  void FollowRedirect(const Callback<void(URLResponsePtr)>& callback) override;
+  // URLLoaderInterceptor:
+  void InterceptRequest(mojo::URLRequestPtr request,
+                        const InterceptRequestCallback& callback) override;
+  void InterceptFollowRedirect(
+      const InterceptResponseCallback& callback) override;
+  void InterceptResponse(mojo::URLResponsePtr response,
+                         const InterceptResponseCallback& callback) override;
 
-  // ErrorHandler methods:
+  // ErrorHandler:
   void OnConnectionError() override;
 
-  void StartNetworkRequest(URLRequestPtr request);
-
-  void OnLoadComplete(URLResponsePtr response);
-
-  void FollowRedirectInternal();
-
   void OnOAuth2TokenReceived(std::string token);
 
-  Binding<AuthenticatingURLLoader> binding_;
-  AuthenticatingURLLoaderFactoryImpl* factory_;
-  URLLoaderPtr url_loader_;
+  URLRequestPtr BuildRequest(std::string token);
+  void StartRequest(mojo::URLRequestPtr request);
+
+  Binding<URLLoaderInterceptor> binding_;
+  AuthenticatingURLLoaderInterceptorFactory* factory_;
+  InterceptResponseCallback pending_interception_callback_;
   URLResponsePtr pending_response_;
   RequestAuthorizationState request_authorization_state_;
   GURL url_;
   bool auto_follow_redirects_;
   bool bypass_cache_;
   Array<HttpHeaderPtr> headers_;
-  Callback<void(URLResponsePtr)> pending_request_callback_;
 };
 
 }  // namespace mojo
 
-#endif  // SERVICES_AUTHENTICATING_URL_LOADER_AUTHENTICATING_URL_LOADER_IMPL_H_
+#endif  // SERVICES_AUTHENTICATING_URL_LOADER_AUTHENTICATING_URL_LOADER_INTERCEPTOR_H_