Remove module_t.b_submodule

It is equal to (module_t.parent != NULL) and hence redumdant.

src/config/core.c

@@ -512,9 +512,6 @@ void config_ResetAll( vlc_object_t *p_this )
 
     vlc_rwlock_wrlock (&config_lock);
     for (size_t j = 0; (p_module = list[j]) != NULL; j++)
-    {
-        if( p_module->b_submodule ) continue;
-
         for (size_t i = 0; i < p_module->confsize; i++ )
         {
             module_config_t *p_config = p_module->p_config + i;
@@ -532,7 +529,6 @@ void config_ResetAll( vlc_object_t *p_this )
                         strdupnull (p_config->orig.psz);
             }
         }
-    }
     vlc_rwlock_unlock (&config_lock);
 
     module_list_free (list);

src/modules/entry.c

@@ -66,7 +66,6 @@ module_t *vlc_module_create (vlc_object_t *obj)
     module->psz_capability = (char*)"";
     module->i_score = 1;
     module->b_unloadable = true;
-    module->b_submodule = false;
     module->pf_activate = NULL;
     module->pf_deactivate = NULL;
     module->p_config = NULL;
@@ -117,7 +116,6 @@ module_t *vlc_submodule_create (module_t *module)
     submodule->psz_longname = module->psz_longname;
     submodule->psz_capability = module->psz_capability;
     submodule->i_score = module->i_score;
-    submodule->b_submodule = true;
     submodule->domain = module->domain;
     return submodule;
 }

src/modules/modules.c

@@ -563,7 +563,7 @@ found_shortcut:
         module_t *p_cand = p_list[i].p_module;
 #ifdef HAVE_DYNAMIC_PLUGINS
         /* Make sure the module is loaded in mem */
-        module_t *p_real = p_cand->b_submodule ? p_cand->parent : p_cand;
+        module_t *p_real = p_cand->parent ? p_cand->parent : p_cand;
 
         if( !p_real->b_builtin && !p_real->b_loaded )
         {

src/modules/modules.h

@@ -111,7 +111,6 @@ struct module_t
     bool          b_builtin;  /* Set to true if the module is built in */
     bool          b_loaded;        /* Set to true if the dll is loaded */
     bool b_unloadable;                        /**< Can we be dlclosed? */
-    bool b_submodule;                        /**< Is this a submodule? */
 
     /* Callbacks */
     void *pf_activate;