[gnome-flashback] input-sources: clear mru lists when input sources changes

[Alberts Muktupāvels <muktupavels src gnome org>]

commit ae8161efac951ff773372afc51197115c07c2a8b
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Mon Mar 13 16:39:53 2017 +0200

    input-sources: clear mru lists when input sources changes

 .../libinput-sources/gf-input-source-manager.c     |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/gnome-flashback/libinput-sources/gf-input-source-manager.c 
b/gnome-flashback/libinput-sources/gf-input-source-manager.c
index 11da94b..224e3b7 100644
--- a/gnome-flashback/libinput-sources/gf-input-source-manager.c
+++ b/gnome-flashback/libinput-sources/gf-input-source-manager.c
@@ -865,6 +865,9 @@ sources_changed_cb (GfInputSourceSettings *settings,
   manager->ibus_sources = g_hash_table_new_full (g_str_hash, g_str_equal,
                                                  g_free, g_object_unref);
 
+  g_clear_pointer (&manager->mru_sources, g_list_free);
+  g_clear_pointer (&manager->mru_sources_backup, g_list_free);
+
   manager->current_source = NULL;
 
   sources_by_name = g_hash_table_new_full (g_str_hash, g_str_equal,