Track printer installations for each configuration.

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

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/webui/settings/chromeos/cups_printers_handler.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 228 matching lines @@
       printer_copy,
       base::Bind(&CupsPrintersHandler::OnAddedPrinter,
                  weak_factory_.GetWeakPtr(), base::Passed(&printer)));
 }
 
 void CupsPrintersHandler::OnAddedPrinter(
     std::unique_ptr<Printer> printer,
     chromeos::PrinterSetupResult result_code) {
   std::string printer_name = printer->display_name();
   switch (result_code) {
-    case chromeos::PrinterSetupResult::SUCCESS:
-      PrintersManagerFactory::GetForBrowserContext(profile_)->RegisterPrinter(
-          std::move(printer));
+    case chromeos::PrinterSetupResult::SUCCESS: {
+      auto* manager = PrintersManagerFactory::GetForBrowserContext(profile_);
+      manager->PrinterInstalled(*printer);
+      manager->RegisterPrinter(std::move(printer));
       break;
+    }
     case chromeos::PrinterSetupResult::PPD_NOT_FOUND:
       LOG(WARNING) << "Could not locate requested PPD";
       break;
     case chromeos::PrinterSetupResult::PPD_TOO_LARGE:
       LOG(WARNING) << "PPD is too large";
       break;
     case chromeos::PrinterSetupResult::PPD_UNRETRIEVABLE:
       LOG(WARNING) << "Could not retrieve PPD from server";
       break;
     case chromeos::PrinterSetupResult::INVALID_PPD:
@@ skipping 138 matching lines @@
                          base::Value("on-printer-discovered"), *printers_list);
 }
 
 void CupsPrintersHandler::OnDiscoveryInitialScanDone() {
   CallJavascriptFunction("cr.webUIListenerCallback",
                          base::Value("on-printer-discovery-done"));
 }
 
 }  // namespace settings
 }  // namespace chromeos