[mutter] renderer/native: Remove unnecessary field and logic

[Marge Bot <marge-bot src gnome org>]

commit 9b8cff8673e55dc2ecb5a13ed6548984e7b84373
Author: Dor Askayo <dor askayo gmail com>
Date:   Sun Feb 7 17:51:32 2021 +0200

    renderer/native: Remove unnecessary field and logic
    
    This field was never set and only ever cleared.
    
    Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1715>

 src/backends/native/meta-renderer-native.c | 6 ------
 1 file changed, 6 deletions(-)
---
diff --git a/src/backends/native/meta-renderer-native.c b/src/backends/native/meta-renderer-native.c
index 23883fd185..dfb80b6dac 100644
--- a/src/backends/native/meta-renderer-native.c
+++ b/src/backends/native/meta-renderer-native.c
@@ -80,7 +80,6 @@ struct _MetaRendererNative
 
   GList *pending_mode_set_views;
   gboolean pending_mode_set;
-  guint mode_set_failed_feedback_source_id;
 
   GList *kept_alive_onscreens;
 
@@ -840,9 +839,6 @@ meta_renderer_native_queue_modes_reset (MetaRendererNative *renderer_native)
     g_list_copy (meta_renderer_get_views (renderer));
   renderer_native->pending_mode_set = TRUE;
 
-  g_clear_handle_id (&renderer_native->mode_set_failed_feedback_source_id,
-                     g_source_remove);
-
   meta_topic (META_DEBUG_KMS, "Queue mode set");
 }
 
@@ -1940,8 +1936,6 @@ meta_renderer_native_finalize (GObject *object)
     }
 
   g_list_free (renderer_native->pending_mode_set_views);
-  g_clear_handle_id (&renderer_native->mode_set_failed_feedback_source_id,
-                     g_source_remove);
 
   g_hash_table_destroy (renderer_native->gpu_datas);
   g_clear_object (&renderer_native->gles3);