Convert ConnectToApplication to take a params class

components/resource_provider/public/cpp/resource_loader.cc

Index: components/resource_provider/public/cpp/resource_loader.cc
diff --git a/components/resource_provider/public/cpp/resource_loader.cc b/components/resource_provider/public/cpp/resource_loader.cc
index 5dd763ffcedab820c58a5e59aa787b484ce46560..023418b63bf54eb1e1f4f0b589965d9356aac91e 100644
--- a/components/resource_provider/public/cpp/resource_loader.cc
+++ b/components/resource_provider/public/cpp/resource_loader.cc
@@ -27,9 +27,7 @@ base::File GetFileFromHandle(mojo::ScopedHandle handle) {
 ResourceLoader::ResourceLoader(mojo::ApplicationImpl* app,
                                const std::set<std::string>& paths)
     : loaded_(false), did_block_(false) {
-  mojo::URLRequestPtr request(mojo::URLRequest::New());
-  request->url = mojo::String::From("mojo:resource_provider");
-  app->ConnectToService(request.Pass(), &resource_provider_);
+  app->ConnectToService("mojo:resource_provider", &resource_provider_);
   std::vector<std::string> paths_vector(paths.begin(), paths.end());
   resource_provider_->GetResources(
       mojo::Array<mojo::String>::From(paths_vector),