Change AuthenticatingURLLoader to be a URLLoaderInterceptor

shell/application_manager/application_manager.h

Index: shell/application_manager/application_manager.h
diff --git a/shell/application_manager/application_manager.h b/shell/application_manager/application_manager.h
index 23cde5ea0331b84d116bc745050cd50daba836f2..f8c9330423046fe145b60c06c2104d9d310f7631 100644
--- a/shell/application_manager/application_manager.h
+++ b/shell/application_manager/application_manager.h
@@ -15,6 +15,7 @@
 #include "mojo/public/interfaces/application/application.mojom.h"
 #include "mojo/public/interfaces/application/service_provider.mojom.h"
 #include "mojo/services/authenticating_url_loader/public/interfaces/authenticating_url_loader_factory.mojom.h"
+#include "mojo/services/network/public/interfaces/network_service.mojom.h"
 #include "mojo/services/url_response_disk_cache/public/interfaces/url_response_disk_cache.mojom.h"
 #include "shell/application_manager/application_loader.h"
 #include "shell/application_manager/identity.h"
@@ -240,6 +241,7 @@ class ApplicationManager {
 
   base::SequencedWorkerPool* blocking_pool_;
   mojo::URLResponseDiskCachePtr url_response_disk_cache_;
+  mojo::NetworkServicePtr network_service_;
   mojo::AuthenticatingURLLoaderFactoryPtr url_loader_factory_;

[qsr, 2015/06/05 10:54:55]

I don't think you need to keep this as a member. You just create it and pass it
along.

[blundell, 2015/06/05 13:24:17]

Done.

   MimeTypeToURLMap mime_type_to_url_;
   ScopedVector<NativeRunner> native_runners_;