Create a Factory for NativeMetafile.

chrome/renderer/mock_printer.cc

Index: chrome/renderer/mock_printer.cc
diff --git a/chrome/renderer/mock_printer.cc b/chrome/renderer/mock_printer.cc
index b579f885b3cad4330d42e5df8e7746299c550d6c..4510bfc25329382a4ee1b34f46af6d94b7e8d9a1 100644
--- a/chrome/renderer/mock_printer.cc
+++ b/chrome/renderer/mock_printer.cc
@@ -9,6 +9,8 @@
 #include "chrome/common/render_messages.h"
 #include "chrome/common/render_messages_params.h"
 #include "ipc/ipc_message_utils.h"
+#include "printing/native_metafile_factory.h"
+#include "printing/native_metafile.h"
 #include "printing/units.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ -131,9 +133,10 @@ void MockPrinter::PrintPage(const ViewHostMsg_DidPrintPage_Params& params) {
   base::SharedMemory metafile_data(params.metafile_data_handle, true);
 #endif
   metafile_data.Map(params.data_size);
-  printing::NativeMetafile metafile;
-  metafile.Init(metafile_data.memory(), params.data_size);
-  printing::Image image(metafile);
+  scoped_ptr<printing::NativeMetafile> metafile(
+      printing::NativeMetafileFactory::CreateMetafile());
+  metafile->Init(metafile_data.memory(), params.data_size);
+  printing::Image image(*metafile);
   MockPrinterPage* page_data = new MockPrinterPage(metafile_data.memory(),
                                                    params.data_size,
                                                    image);