Track printer installations for each configuration.

chrome/browser/chromeos/printing/specifics_translation.cc

 // Copyright 2017 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 <memory>
 #include <string>
 #include <vector>
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
@@ skipping 30 matching lines @@
     specifics->set_effective_make_and_model(ref.effective_make_and_model);
   }
 }
 
 }  // namespace
 
 std::unique_ptr<Printer> SpecificsToPrinter(
     const sync_pb::PrinterSpecifics& specifics) {
   DCHECK(!specifics.id().empty());
 
-  auto printer = base::MakeUnique<Printer>(specifics.id());
+  auto printer =
+      base::MakeUnique<Printer>(specifics.id(), specifics.updated_timestamp());
   printer->set_display_name(specifics.display_name());
   printer->set_description(specifics.description());
   printer->set_manufacturer(specifics.manufacturer());
   printer->set_model(specifics.model());
   printer->set_uri(specifics.uri());
   printer->set_uuid(specifics.uuid());
 
   *printer->mutable_ppd_reference() = SpecificsToPpd(specifics.ppd_reference());
 
   return printer;
@@ skipping 31 matching lines @@
 
   if (!printer.uuid().empty())
     specifics->set_uuid(printer.uuid());
 
   MergeReferenceToSpecifics(specifics->mutable_ppd_reference(),
                             printer.ppd_reference());
 }
 
 }  // namespace printing
 }  // namespace chromeos