Connect the right metafiles for print preview on Linux and Windows.

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 3cbe7cde170282ca6f9f92356a02ef66f584c94c..840b2b179c1ed63377e5a12fdc188969666a674b 100644
--- a/chrome/browser/printing/print_dialog_gtk.cc
+++ b/chrome/browser/printing/print_dialog_gtk.cc
@@ -32,7 +32,7 @@ void* PrintDialogGtk::CreatePrintDialog(
 
 // static
 void PrintDialogGtk::PrintDocument(void* print_dialog,
-                                   const NativeMetafile* metafile,
+                                   const printing::Metafile* metafile,
                                    const string16& document_name) {
   PrintDialogGtk* dialog = static_cast<PrintDialogGtk*>(print_dialog);
 
@@ -146,8 +146,9 @@ void PrintDialogGtk::OnResponse(GtkWidget* dialog, int response_id) {
   }
 }
 
-void PrintDialogGtk::SaveDocumentToDisk(const NativeMetafile* metafile,
-                                        const string16& document_name) {
+void PrintDialogGtk::SaveDocumentToDisk(
+        const printing::Metafile* metafile,
+        const string16& document_name) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
 
   bool error = false;