NOT FOR COMMIT: POC of using AuthenticatingURLLoader in Sky

sky/viewer/viewer.cc

Index: sky/viewer/viewer.cc
diff --git a/sky/viewer/viewer.cc b/sky/viewer/viewer.cc
index ce3f949b017ba8ed1f96442296b8079e7e9380e8..cbec761b73627accb99f8f65c90d74bf52308dae 100644
--- a/sky/viewer/viewer.cc
+++ b/sky/viewer/viewer.cc
@@ -13,6 +13,8 @@
 #include "mojo/public/cpp/application/application_delegate.h"
 #include "mojo/public/cpp/application/application_impl.h"
 #include "mojo/public/cpp/application/interface_factory_impl.h"
+#include "mojo/services/authenticating_url_loader/public/interfaces/authenticating_url_loader_factory.mojom.h"
+#include "mojo/services/authentication/public/interfaces/authentication.mojom.h"
 #include "mojo/services/content_handler/public/interfaces/content_handler.mojom.h"
 #include "sky/engine/public/web/Sky.h"
 #include "sky/engine/public/web/WebRuntimeFeatures.h"
@@ -38,8 +40,16 @@ class Viewer : public mojo::ApplicationDelegate,
     blink::WebRuntimeFeatures::enableObservatory(!RuntimeFlags::Get().testing());
 
     mojo::NetworkServicePtr network_service;
+    mojo::AuthenticatingURLLoaderFactoryPtr authenticating_url_loader_factory;
     app->ConnectToService("mojo:network_service", &network_service);
-    platform_impl_.reset(new PlatformImpl(network_service.Pass()));
+    app->ConnectToService("mojo:authenticating_url_loader",
+                          &authenticating_url_loader_factory);
+    authentication::AuthenticationServicePtr authentication_service;
+    app->ConnectToService("mojo:authentication", &authentication_service);
+    authenticating_url_loader_factory->SetAuthenticationService(
+        authentication_service.Pass());
+    platform_impl_.reset(new PlatformImpl(
+        network_service.Pass(), authenticating_url_loader_factory.Pass()));
     blink::initialize(platform_impl_.get());
 
     mojo::icu::Initialize(app);