Windows: Fix an invalid handle when printing.

components/printing/renderer/print_web_view_helper_pdf_win.cc

Index: components/printing/renderer/print_web_view_helper_pdf_win.cc
diff --git a/components/printing/renderer/print_web_view_helper_pdf_win.cc b/components/printing/renderer/print_web_view_helper_pdf_win.cc
index c8ea15ca5ce987d51e29a29f7a23d3f52778a9d8..dad2aaa05a41fbac5a685b24c297b84e3427554c 100644
--- a/components/printing/renderer/print_web_view_helper_pdf_win.cc
+++ b/components/printing/renderer/print_web_view_helper_pdf_win.cc
@@ -60,10 +60,9 @@ bool PrintWebViewHelper::PrintPagesNative(blink::WebLocalFrame* frame,
     printed_page_params.content_area = content_area_in_dpi[i];
     Send(new PrintHostMsg_DidPrintPage(routing_id(), printed_page_params));
     // Send the rest of the pages with an invalid metafile handle.
-    if (printed_page_params.metafile_data_handle.IsValid()) {
-      printed_page_params.metafile_data_handle.Close();
+    // TODO(erikchen): Fix semantics. See https://crbug.com/640840
+    if (printed_page_params.metafile_data_handle.IsValid())
       printed_page_params.metafile_data_handle = base::SharedMemoryHandle();
-    }
   }
   return true;
 }