Revert "Remove some unnecesary functions"

This reverts commit 1f13f26ba4.

gfx/video_thread_wrapper.c

@@ -1296,6 +1296,15 @@ void *rarch_threaded_video_get_ptr(const video_driver_t **drv)
    return thr->driver_data;
 }
 
+const char *rarch_threaded_video_get_ident(void)
+{
+   const thread_video_t *thr = (const thread_video_t*)video_driver_get_ptr(true);
+
+   if (!thr || !thr->driver)
+      return NULL;
+   return thr->driver->ident;
+}
+
 static void rarch_threaded_video_send_and_wait(thread_video_t *thr, thread_packet_t *pkt)
 {
    if (!thr || !pkt)

gfx/video_thread_wrapper.h

@@ -106,6 +106,8 @@ bool rarch_threaded_video_init(
  **/
 void *rarch_threaded_video_get_ptr(const video_driver_t **drv);
 
+const char *rarch_threaded_video_get_ident(void);
+
 bool rarch_threaded_video_font_init(const void **font_driver,
       void **font_handle,
       void *data, const char *font_path, float font_size,

menu/menu_display.c

@@ -176,9 +176,21 @@ void menu_display_free_main_font(void)
    }
 }
 
+static const char *menu_video_get_ident(void)
+{
+#ifdef HAVE_THREADS
+   settings_t *settings = config_get_ptr();
+
+   if (settings->video.threaded)
+      return rarch_threaded_video_get_ident();
+#endif
+
+   return video_driver_get_ident();
+}
+
 static bool menu_display_check_compatibility(enum menu_display_driver_type type)
 {
-   const char *video_driver = video_driver_get_ident();
+   const char *video_driver = menu_video_get_ident();
 
    switch (type)
    {