Make sure that Content Handled application can be connected multiple times.

mojo/application_manager/background_shell_application_loader_unittest.cc

Index: mojo/application_manager/background_shell_application_loader_unittest.cc
diff --git a/mojo/application_manager/background_shell_application_loader_unittest.cc b/mojo/application_manager/background_shell_application_loader_unittest.cc
index ae9eae9ef0bf4a52e1f151766f0c943dd9be8132..326b87c66175cf089f45322534ea988568fc2a41 100644
--- a/mojo/application_manager/background_shell_application_loader_unittest.cc
+++ b/mojo/application_manager/background_shell_application_loader_unittest.cc
@@ -18,6 +18,7 @@ class DummyLoader : public ApplicationLoader {
   // ApplicationLoader overrides:
   void Load(ApplicationManager* manager,
             const GURL& url,
+            ScopedMessagePipeHandle shell_handle,
             scoped_refptr<LoadCallbacks> callbacks) override {
     if (simulate_app_quit_)
       base::MessageLoop::current()->Quit();
@@ -48,9 +49,7 @@ TEST(BackgroundShellApplicationLoaderTest, Load) {
   BackgroundShellApplicationLoader loader(
       real_loader.Pass(), "test", base::MessageLoop::TYPE_DEFAULT);
   MessagePipe dummy;
-  scoped_refptr<ApplicationLoader::SimpleLoadCallbacks> callbacks(
-      new ApplicationLoader::SimpleLoadCallbacks(dummy.handle0.Pass()));
-  loader.Load(NULL, GURL(), callbacks);
+  loader.Load(NULL, GURL(), dummy.handle0.Pass(), nullptr);
 }
 
 }  // namespace mojo