[gtk+] Fix execution of dialog

[William Hua <williamhua src gnome org>]

commit 056ddf2567032443f2f7bce03f4c291c253ee7c2
Author: Andreas Pokorny <andreas pokorny canonical com>
Date:   Tue Jul 19 10:36:45 2016 +0200

    Fix execution of dialog
    
    When a dialog is created, the mir event source is already executed on the
    call stack. So without the recurse flag it will not be run in the main loop
    used for the dialog.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=768138

 gdk/mir/gdkmireventsource.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/gdk/mir/gdkmireventsource.c b/gdk/mir/gdkmireventsource.c
index 910d389..b363062 100644
--- a/gdk/mir/gdkmireventsource.c
+++ b/gdk/mir/gdkmireventsource.c
@@ -725,8 +725,14 @@ _gdk_mir_event_source_new (GdkDisplay *display)
 {
   GdkMirEventSource *source;
   GSource *g_source;
+  char *name;
 
   g_source = g_source_new (&gdk_mir_event_source_funcs, sizeof (GdkMirEventSource));
+  name = g_strdup_printf ("GDK Mir Event source (%s)", gdk_display_get_name (display));
+  g_source_set_name (g_source, name);
+  g_free (name);
+  g_source_set_priority (g_source, GDK_PRIORITY_EVENTS);
+  g_source_set_can_recurse (g_source, TRUE);
   g_source_attach (g_source, NULL);
 
   source = (GdkMirEventSource *) g_source;