[recipes] image viewer: work around lingering buttons

[Matthias Clasen <matthiasc src gnome org>]

commit 30cd02a96ed5e8346ae089030bc9f1ad008d6d7a
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat May 6 18:07:37 2017 -0400

    image viewer: work around lingering buttons
    
    This change does not enirely fix the issue of buttons
    lingering, but it keeps the timeout in place that
    removes them after a while, and it shortens the timeout
    from 5 to 2 seconds.

 src/gr-image-viewer.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/src/gr-image-viewer.c b/src/gr-image-viewer.c
index 8af3467..34355df 100644
--- a/src/gr-image-viewer.c
+++ b/src/gr-image-viewer.c
@@ -276,7 +276,7 @@ static void
 reset_hide_timeout (GrImageViewer *viewer)
 {
         remove_hide_timeout (viewer);
-        viewer->hide_timeout = g_timeout_add (5000, hide_timeout, viewer);
+        viewer->hide_timeout = g_timeout_add (2000, hide_timeout, viewer);
 }
 
 static gboolean
@@ -293,7 +293,6 @@ enter_leave_notify (GtkWidget     *widget,
         }
         else {
                 hide_controls (viewer);
-                remove_hide_timeout (viewer);
         }
 
         return FALSE;