elm_widget: add a new api for directly reevalulating widgets

usefull if the provider changes

src/lib/elementary/elm_priv.h

@@ -706,6 +706,9 @@ void                *_elm_icon_signal_callback_del(Evas_Object *obj,
  void                _efl_ui_image_sizing_eval(Evas_Object *obj);
 /* end of DEPRECATED */
 
+/* DO NOT USE THIS this is only for performance optimization! */
+void                 _elm_widget_full_eval(Eo *obj);
+
 Eina_Bool _elm_config_accel_preference_parse(const char *pref, Eina_Stringshare **accel, int *gl_depth, int *gl_stencil, int *gl_msaa);
 
 extern char *_elm_appname;

src/lib/elementary/elm_widget.c

@@ -577,6 +577,14 @@ _full_eval(Eo *obj, Elm_Widget_Smart_Data *pd)
 
 }
 
+void
+_elm_widget_full_eval(Eo *obj)
+{
+   ELM_WIDGET_DATA_GET(obj, pd);
+
+   _full_eval(obj, pd);
+}
+
 /**
  * @internal
  *