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

mash/browser/browser.cc

Index: mash/browser/browser.cc
diff --git a/mash/browser/browser.cc b/mash/browser/browser.cc
index e3e4b702e1298985058aa0956cd085d3b0fa3804..bd0e57854d971b93cdb935a60eddf4b580e7c364 100644
--- a/mash/browser/browser.cc
+++ b/mash/browser/browser.cc
@@ -897,7 +897,7 @@ void Browser::Launch(uint32_t what, mojom::LaunchMode how) {
   AddWindow(window);
 }
 
-void Browser::Create(shell::Connection* connection,
+void Browser::Create(const shell::Identity& remote_identity,
                      mojom::LaunchableRequest request) {
   bindings_.AddBinding(this, std::move(request));
 }