Fix crash in chrome when trying to print with CUPS down

chrome/browser/printing/print_dialog_gtk.cc

Index: chrome/browser/printing/print_dialog_gtk.cc
diff --git a/chrome/browser/printing/print_dialog_gtk.cc b/chrome/browser/printing/print_dialog_gtk.cc
index 70fe427fff7934470a9be91725c22c4a7858dc0a..d8cb419c49f09730b1ef9c9d571e97c07fd89dc4 100644
--- a/chrome/browser/printing/print_dialog_gtk.cc
+++ b/chrome/browser/printing/print_dialog_gtk.cc
@@ -130,21 +130,11 @@ PrintDialogGtk::~PrintDialogGtk() {
 
 void PrintDialogGtk::UseDefaultSettings() {
   DCHECK(!page_setup_);
+  DCHECK(!printer_);
 
   // |gtk_settings_| is a new object.
   gtk_settings_ = gtk_print_settings_new();
-
-  scoped_ptr<GtkPrinterList> printer_list(new GtkPrinterList);
-  printer_ = printer_list->default_printer();
-  if (printer_) {
-    g_object_ref(printer_);
-    gtk_print_settings_set_printer(gtk_settings_,
-                                   gtk_printer_get_name(printer_));
-    page_setup_ = gtk_printer_get_default_page_size(printer_);
-  }
-
-  if (!page_setup_)
-    page_setup_ = gtk_page_setup_new();
+  page_setup_ = gtk_page_setup_new();
 
   // No page range to initialize for default settings.
   PageRanges ranges_vector;
@@ -173,10 +163,12 @@ bool PrintDialogGtk::UpdateSettings(const base::DictionaryValue& job_settings,
     return false;
   }
 
+  bool is_cloud_print = job_settings.HasKey(printing::kSettingCloudPrintId);
+
   if (!gtk_settings_)
     gtk_settings_ = gtk_print_settings_new();
 
-  if (!print_to_pdf) {
+  if (!print_to_pdf && !is_cloud_print) {
     scoped_ptr<GtkPrinterList> printer_list(new GtkPrinterList);
     printer_ = printer_list->GetPrinterWithName(device_name.c_str());
     if (printer_) {