Replace remaining shell references with service manager

services/service_manager/public/cpp/lib/connector_impl.cc

Index: services/service_manager/public/cpp/lib/connector_impl.cc
diff --git a/services/service_manager/public/cpp/lib/connector_impl.cc b/services/service_manager/public/cpp/lib/connector_impl.cc
index 8dc32f13de45ebd74e52198ce375b8f2c11637cd..d4d4ec781bd93d65ce00e6f39faf158f1ea5ee86 100644
--- a/services/service_manager/public/cpp/lib/connector_impl.cc
+++ b/services/service_manager/public/cpp/lib/connector_impl.cc
@@ -99,7 +99,8 @@ bool ConnectorImpl::BindIfNecessary() {
   // connect.
   if (!connector_.is_bound()) {
     if (!unbound_state_.is_valid()) {
-      // It's possible to get here when the link to the shell has been severed
+      // It's possible to get here when the link to the service manager has been
+      // severed
       // (and so the connector pipe has been closed) but the app has chosen not
       // to quit.
       return false;