[totem/wip/hadess/properties-vaapi-crash-fix: 9/10] thumbnailer: Use new totem_gst_disable_display_decoders() helper

[Bastien Nocera <hadess src gnome org>]

commit 2a381a76d57a252abd33fc71f20baa734c3b4c94
Author: Bastien Nocera <hadess hadess net>
Date:   Thu Jan 10 13:36:08 2019 +0100

    thumbnailer: Use new totem_gst_disable_display_decoders() helper

 src/totem-video-thumbnailer.c | 21 +--------------------
 1 file changed, 1 insertion(+), 20 deletions(-)
---
diff --git a/src/totem-video-thumbnailer.c b/src/totem-video-thumbnailer.c
index fd4849a8..11a380ce 100644
--- a/src/totem-video-thumbnailer.c
+++ b/src/totem-video-thumbnailer.c
@@ -383,13 +383,6 @@ thumb_app_setup_play (ThumbApp *app)
 {
        GstElement *play;
        GstElement *audio_sink, *video_sink;
-       GstRegistry *registry;
-       const char *blacklisted_plugins[] = {
-         "bmcdec",
-         "vaapi",
-         "video4linux2"
-       };
-       guint i;
 
        play = gst_element_factory_make ("playbin", "play");
        audio_sink = gst_element_factory_make ("fakesink", "audio-fake-sink");
@@ -404,19 +397,7 @@ thumb_app_setup_play (ThumbApp *app)
 
        app->play = play;
 
-       /* Disable the vaapi plugin as it will not work with the
-        * fakesink we use:
-        * See: https://bugzilla.gnome.org/show_bug.cgi?id=700186 and
-        * https://bugzilla.gnome.org/show_bug.cgi?id=749605 */
-       registry = gst_registry_get ();
-
-       for (i = 0; i < G_N_ELEMENTS (blacklisted_plugins); i++) {
-               GstPlugin *plugin =
-                       gst_registry_find_plugin (registry,
-                                                 blacklisted_plugins[i]);
-               if (plugin)
-                       gst_registry_remove_plugin (registry, plugin);
-       }
+       totem_gst_disable_display_decoders ();
 }
 
 static void