Unifying NativeMetafile class interface (as much as possible) for Linux, Mac, Win

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 051b24403b227edda7f5785568807fc9dbf94a80..f974c12c0297f7acfa9386cb8dd63d4412ee0036 100644
--- a/chrome/browser/printing/print_dialog_gtk.cc
+++ b/chrome/browser/printing/print_dialog_gtk.cc
@@ -156,15 +156,10 @@ void PrintDialogGtk::SaveDocumentToDisk(const NativeMetafile* metafile,
     error = true;
   }
 
-  if (!error) {
-    base::FileDescriptor temp_file_fd;
-    temp_file_fd.fd = open(path_to_pdf_.value().c_str(), O_WRONLY);
-    temp_file_fd.auto_close = true;
-    if (!metafile->SaveTo(temp_file_fd)) {
-      LOG(ERROR) << "Saving metafile failed";
-      file_util::Delete(path_to_pdf_, false);
-      error = true;
-    }
+  if ((!error) && (!metafile->SaveTo(path_to_pdf_))) {
+    LOG(ERROR) << "Saving metafile failed";
+    file_util::Delete(path_to_pdf_, false);
+    error = true;
   }
 
   // Done saving, let PrintDialogGtk::PrintDocument() continue.