[gnome-desktop] bg: add missing default cases to switches

[Ernestas Kulik <ernestask src gnome org>]

commit dececd4310a1c908f7ce21b3847ab9b2ad88b7d0
Author: Ernestas Kulik <ernestask gnome org>
Date:   Tue Feb 13 21:29:54 2018 +0200

    bg: add missing default cases to switches

 libgnome-desktop/gnome-bg.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/libgnome-desktop/gnome-bg.c b/libgnome-desktop/gnome-bg.c
index be006a6..230a2f2 100644
--- a/libgnome-desktop/gnome-bg.c
+++ b/libgnome-desktop/gnome-bg.c
@@ -1024,6 +1024,7 @@ gnome_bg_get_pixmap_size (GnomeBG   *bg,
                        
                case G_DESKTOP_BACKGROUND_SHADING_HORIZONTAL:
                case G_DESKTOP_BACKGROUND_SHADING_VERTICAL:
+               default:
                        break;
                }
                
@@ -1653,6 +1654,8 @@ file_cache_entry_delete (FileCacheEntry *ent)
        case THUMBNAIL:
                g_object_unref (ent->u.thumbnail);
                break;
+       default:
+               break;
        }
 
        g_free (ent);