Appropriate handling for Cellular First devices.

chrome/browser/chromeos/login/wizard_controller.cc

Index: chrome/browser/chromeos/login/wizard_controller.cc
diff --git a/chrome/browser/chromeos/login/wizard_controller.cc b/chrome/browser/chromeos/login/wizard_controller.cc
index a5be676dd96b5d2a4fd8ebc160019636e0b73720..c6862a4c707481d0a57616ab6380ddbbb5fcd272 100644
--- a/chrome/browser/chromeos/login/wizard_controller.cc
+++ b/chrome/browser/chromeos/login/wizard_controller.cc
@@ -890,6 +890,20 @@ void WizardController::InitiateOOBEUpdate() {
     return;
   }
 
+  // If this is a Cellular First device, instruct UpdateEngine to allow
+  // updates over cellular data connections.
+  if (chromeos::switches::IsCellularFirstDevice()) {
+    DBusThreadManager::Get()
+        ->GetUpdateEngineClient()
+        ->SetUpdateOverCellularPermission(
+            true, base::Bind(&WizardController::InitiateOOBEUpdateHelper,
+                             weak_factory_.GetWeakPtr()));
+  } else {
+    InitiateOOBEUpdateHelper();
+  }
+}
+
+void WizardController::InitiateOOBEUpdateHelper() {
   VLOG(1) << "InitiateOOBEUpdate";

[stevenjb, 2017/03/01 23:11:56]

We should make this method more descriptive (e.g. StartOOBEUpdate) and update
the VLOG.

[kumarniranjan, 2017/03/02 00:29:34]

Done.

   SetCurrentScreenSmooth(GetScreen(OobeScreen::SCREEN_OOBE_UPDATE), true);
   UpdateScreen::Get(this)->StartNetworkCheck();