From c05c78f9c96341b211655bc652f569df0fb43bb1 Mon Sep 17 00:00:00 2001
From: Olof-Joachim Frahm <olof@macrolet.net>
Date: Sun, 5 Feb 2017 19:08:56 +0100
Subject: [PATCH] Make sure to remove tooltip timeout.

Otherwise in GC-ed environments the `g_source_remove` call during
disposal might be called on an already removed source, which results in
unnecessary console output.

https://bugzilla.gnome.org/show_bug.cgi?id=778301
---
 gtk/gtktooltip.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/gtk/gtktooltip.c b/gtk/gtktooltip.c
index 19a496337e..84ed9fdeed 100644
--- a/gtk/gtktooltip.c
+++ b/gtk/gtktooltip.c
@@ -761,6 +761,12 @@ tooltip_browse_mode_expired (gpointer data)
   tooltip->browse_mode_enabled = FALSE;
   tooltip->browse_mode_timeout_id = 0;
 
+  if (tooltip->timeout_id)
+    {
+      g_source_remove (tooltip->timeout_id);
+      tooltip->timeout_id = 0;
+    }
+
   /* destroy tooltip */
   display = gtk_widget_get_display (tooltip->window);
   g_object_set_qdata (G_OBJECT (display), quark_current_tooltip, NULL);
@@ -773,6 +779,12 @@ gtk_tooltip_display_closed (GdkDisplay *display,
 			    gboolean    was_error,
 			    GtkTooltip *tooltip)
 {
+  if (tooltip->timeout_id)
+    {
+      g_source_remove (tooltip->timeout_id);
+      tooltip->timeout_id = 0;
+    }
+
   g_object_set_qdata (G_OBJECT (display), quark_current_tooltip, NULL);
 }