Remove shell::Connection* parameter to InterfaceFactory<T>::Create()

services/tracing/tracing_app.cc

Index: services/tracing/tracing_app.cc
diff --git a/services/tracing/tracing_app.cc b/services/tracing/tracing_app.cc
index 4b4d63b306003f5b754ea19aba149aceec9f5df1..b7170f909ffba8831296f6101c5ac69bc0a3ed1f 100644
--- a/services/tracing/tracing_app.cc
+++ b/services/tracing/tracing_app.cc
@@ -50,13 +50,13 @@ bool TracingApp::OnStop() {
   return false;
 }
 
-void TracingApp::Create(shell::Connection* connection,
+void TracingApp::Create(const shell::Identity& remote_identity,
                         mojo::InterfaceRequest<TraceCollector> request) {
   collector_binding_.Bind(std::move(request));
 }
 
 void TracingApp::Create(
-    shell::Connection* connection,
+    const shell::Identity& remote_identity,
     mojo::InterfaceRequest<StartupPerformanceDataCollector> request) {
   startup_performance_data_collector_bindings_.AddBinding(this,
                                                           std::move(request));