Treat tethered networks as mobile networks

chrome/browser/ui/webui/settings/about_handler.cc

Index: chrome/browser/ui/webui/settings/about_handler.cc
diff --git a/chrome/browser/ui/webui/settings/about_handler.cc b/chrome/browser/ui/webui/settings/about_handler.cc
index bad234e3187288a8aa033d9c9d2d8b46c7071817..1b4dd18309f3f69bf75ef44c30a6a5f3353effda 100644
--- a/chrome/browser/ui/webui/settings/about_handler.cc
+++ b/chrome/browser/ui/webui/settings/about_handler.cc
@@ -103,8 +103,10 @@ base::string16 GetAllowedConnectionTypesMessage() {
   const chromeos::NetworkState* network = chromeos::NetworkHandler::Get()
                                               ->network_state_handler()
                                               ->DefaultNetwork();
-  const bool cellular = network && network->IsConnectedState() &&
-                        network->type() == shill::kTypeCellular;
+  const bool cellular =
+      network && network->IsConnectedState() &&
+      (network->type() == shill::kTypeCellular ||
+       network->tethering_state() == shill::kTetheringConfirmedState);
 
   if (help_utils_chromeos::IsUpdateOverCellularAllowed(
           true /* interactive */)) {