[gtk/dnd-gestures-2: 167/173] content provider impl: Take mime types into account

[Matthias Clasen <matthiasc src gnome org>]

commit 187a701a9926c5ae6010c81462d46bc59a8f65d6
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Jan 8 15:58:52 2020 -0500

    content provider impl: Take mime types into account

 gdk/gdkcontentproviderimpl.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gdk/gdkcontentproviderimpl.c b/gdk/gdkcontentproviderimpl.c
index 838c7b72c5..ebea1356a3 100644
--- a/gdk/gdkcontentproviderimpl.c
+++ b/gdk/gdkcontentproviderimpl.c
@@ -21,6 +21,7 @@
 #include "gdkcontentprovider.h"
 
 #include "gdkcontentformats.h"
+#include "gdkcontentserializer.h"
 #include "gdkintl.h"
 #include "gdkcontentproviderimpl.h"
 
@@ -502,9 +503,8 @@ gdk_content_provider_new_with_formats (GdkContentFormats              *formats,
                                        gpointer                        data)
 {
   GdkContentProviderCallback2 *content;
-
   content = g_object_new (GDK_TYPE_CONTENT_PROVIDER_CALLBACK2, NULL);
-  content->formats = gdk_content_formats_ref (formats);
+  content->formats = gdk_content_formats_union_serialize_mime_types (gdk_content_formats_ref (formats));
   content->func = func;
   content->data = data;