Implement basic USB setup in the cups printer detector. Factor out

chrome/browser/ui/webui/settings/chromeos/cups_printers_handler.cc

Index: chrome/browser/ui/webui/settings/chromeos/cups_printers_handler.cc
diff --git a/chrome/browser/ui/webui/settings/chromeos/cups_printers_handler.cc b/chrome/browser/ui/webui/settings/chromeos/cups_printers_handler.cc
index 371bea87eb7f9ead4afe5f34f883ca7b15504422..3ef058889325f4ce0e472e18ce424b515aeffcc3 100644
--- a/chrome/browser/ui/webui/settings/chromeos/cups_printers_handler.cc
+++ b/chrome/browser/ui/webui/settings/chromeos/cups_printers_handler.cc
@@ -242,10 +242,11 @@ void CupsPrintersHandler::HandleAddCupsPrinter(const base::ListValue* args) {
                  weak_factory_.GetWeakPtr(), base::Passed(&printer)));
 }
 
-void CupsPrintersHandler::OnAddedPrinter(std::unique_ptr<Printer> printer,
-                                         chromeos::SetupResult result_code) {
+void CupsPrintersHandler::OnAddedPrinter(
+    std::unique_ptr<Printer> printer,
+    chromeos::PrinterSetupResult result_code) {
   std::string printer_name = printer->display_name();
-  bool success = (result_code == chromeos::SetupResult::SUCCESS);
+  bool success = (result_code == chromeos::PrinterSetupResult::SUCCESS);
   if (success) {
     PrintersManagerFactory::GetForBrowserContext(profile_)->RegisterPrinter(
         std::move(printer));