Mojo: Use InterfaceFactory<Interface> for service registration

mojo/shell/profile_service_loader.cc

Index: mojo/shell/profile_service_loader.cc
diff --git a/mojo/shell/profile_service_loader.cc b/mojo/shell/profile_service_loader.cc
index 741d2f21c479ca1f15b6e2fa7c02c81f7bcae232..3263c68cde0c3ee073f0cabbd889ccd59f3196e9 100644
--- a/mojo/shell/profile_service_loader.cc
+++ b/mojo/shell/profile_service_loader.cc
@@ -7,7 +7,6 @@
 #include "mojo/public/cpp/application/application_connection.h"
 #include "mojo/public/cpp/application/application_delegate.h"
 #include "mojo/public/cpp/application/application_impl.h"
-#include "mojo/services/profile/profile_service_impl.h"
 
 namespace mojo {
 namespace shell {
@@ -37,9 +36,17 @@ void ProfileServiceLoader::OnServiceError(ServiceManager* manager,
 
 bool ProfileServiceLoader::ConfigureIncomingConnection(
     ApplicationConnection* connection) {
-    connection->AddService<ProfileServiceImpl>();
+  connection->AddServiceProvider(this);
   return true;
 }
 
+void ProfileServiceLoader::BindToRequest(
+    ApplicationConnection* connection,
+    InterfaceRequest<ProfileService> request) {
+  // We can bind all requests to the same ProfileServiceImpl since there is no
+  // client for ProfileService.
+  mojo::BindToRequest(&impl_, &request);

[jamesr, 2014/07/11 00:44:07]

check out this trick.  since we're in control of the lifetime of the
implementation of the Interface, we can do things like use one instance for all
connections in cases (like this one) where that's appropriate

+}
+
 }  // namespace shell
 }  // namespace mojo