Some more minor cleanup to ApplicationManager.

mojo/runner/context.cc

Index: mojo/runner/context.cc
diff --git a/mojo/runner/context.cc b/mojo/runner/context.cc
index b6d78e333d17a9def89f69a54854344420758ecb..048de9bf4be3c86b2d37a8ac3ee933920d2af0e8 100644
--- a/mojo/runner/context.cc
+++ b/mojo/runner/context.cc
@@ -209,11 +209,14 @@ bool Context::Init() {
   new TracingServiceProvider(GetProxy(&tracing_service_provider_ptr));
   mojo::URLRequestPtr request(mojo::URLRequest::New());
   request->url = mojo::String::From("mojo:tracing");
-  application_manager_->ConnectToApplication(
-      nullptr, request.Pass(), std::string(), GetProxy(&service_provider_ptr),
-      tracing_service_provider_ptr.Pass(),
-      shell::GetPermissiveCapabilityFilter(), base::Closure(),
-      shell::EmptyConnectCallback());
+
+  scoped_ptr<shell::ConnectToApplicationParams> params(
+      new shell::ConnectToApplicationParams);
+  params->SetURLInfo(request.Pass());
+  params->set_services(GetProxy(&service_provider_ptr));
+  params->set_exposed_services(tracing_service_provider_ptr.Pass());
+  params->set_filter(shell::GetPermissiveCapabilityFilter());
+  application_manager_->ConnectToApplication(params.Pass());
 
   // Record the shell startup metrics used for performance testing.
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
@@ -263,11 +266,16 @@ void Context::Run(const GURL& url) {
   app_urls_.insert(url);
   mojo::URLRequestPtr request(mojo::URLRequest::New());
   request->url = mojo::String::From(url.spec());
-  application_manager_->ConnectToApplication(
-      nullptr, request.Pass(), std::string(), GetProxy(&services),
-      exposed_services.Pass(), shell::GetPermissiveCapabilityFilter(),
-      base::Bind(&Context::OnApplicationEnd, base::Unretained(this), url),
-      shell::EmptyConnectCallback());
+
+  scoped_ptr<shell::ConnectToApplicationParams> params(
+      new shell::ConnectToApplicationParams);
+  params->SetURLInfo(request.Pass());
+  params->set_services(GetProxy(&services));
+  params->set_exposed_services(exposed_services.Pass());
+  params->set_filter(shell::GetPermissiveCapabilityFilter());
+  params->set_on_application_end(
+      base::Bind(&Context::OnApplicationEnd, base::Unretained(this), url));
+  application_manager_->ConnectToApplication(params.Pass());
 }
 
 void Context::RunCommandLineApplication(const base::Closure& callback) {