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

printing/printing_context_cairo.cc

Index: printing/printing_context_cairo.cc
diff --git a/printing/printing_context_cairo.cc b/printing/printing_context_cairo.cc
index 7f31efbb2369e52d9aa67cd51c5e8883b5bf2abd..922893bd60985660ee2f4541f9750b56d1565918 100644
--- a/printing/printing_context_cairo.cc
+++ b/printing/printing_context_cairo.cc
@@ -26,7 +26,7 @@ namespace {
   // Function pointer for printing documents.
   static void (*print_document_func_)(
       void* print_dialog,
-      const printing::NativeMetafile* metafile,
+      const printing::Metafile* metafile,
       const string16& document_name) = NULL;
 }  // namespace
 #endif  // !defined(OS_CHROMEOS)
@@ -57,7 +57,7 @@ void PrintingContextCairo::SetPrintingFunctions(
     void* (*create_dialog_func)(PrintSettingsCallback* callback,
                                 PrintingContextCairo* context),
     void (*print_document_func)(void* print_dialog,
-                                const NativeMetafile* metafile,
+                                const Metafile* metafile,
                                 const string16& document_name)) {
   DCHECK(create_dialog_func);
   DCHECK(print_document_func);
@@ -67,7 +67,7 @@ void PrintingContextCairo::SetPrintingFunctions(
   print_document_func_ = print_document_func;
 }
 
-void PrintingContextCairo::PrintDocument(const NativeMetafile* metafile) {
+void PrintingContextCairo::PrintDocument(const Metafile* metafile) {
   DCHECK(print_dialog_);
   DCHECK(metafile);
   print_document_func_(print_dialog_, metafile, document_name_);