Fix type inconsistency with StartImportingWithUI and ProfileInfo.

chrome/browser/gtk/import_progress_dialog_gtk.cc

 // Copyright (c) 2010 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/gtk/import_progress_dialog_gtk.h"
 
 #include <string>
 
 #include "app/l10n_util.h"
 #include "base/utf_string_conversions.h"
@@ skipping 198 matching lines @@
   if (response == GTK_RESPONSE_REJECT)
     importer_host_->Cancel();
 }
 
 void ImportProgressDialogGtk::ShowDialog() {
   gtk_widget_show_all(dialog_);
 }
 
 
 void StartImportingWithUI(GtkWindow* parent,
-                          int16 items,
+                          uint16 items,
                           ImporterHost* importer_host,
                           const ProfileInfo& browser_profile,
                           Profile* profile,
                           ImportObserver* observer,
                           bool first_run) {
   DCHECK_NE(0, items);
   ImportProgressDialogGtk::StartImport(parent, items, importer_host,
                                        browser_profile, profile, observer,
                                        first_run);
 }