Revert "Revert "mixer: do not set back the value from emix once the drag is finished""

This reverts commit fba185798c.

There is not even a description why you reverted it. This is a bugfix
that fixed a bug. So talk to me what the issue is, but please stop
reverting commits silently.

src/modules/mixer/e_mod_main.c

@@ -480,16 +480,6 @@ _slider_changed_cb(void *data EINA_UNUSED, Evas_Object *obj,
    if (emix_config_save_get()) e_config_save_queue();
 }
 
-static void
-_slider_drag_stop_cb(void *data EINA_UNUSED, Evas_Object *obj,
-                     void *event EINA_UNUSED)
-{
-   EINA_SAFETY_ON_NULL_RETURN(mixer_context->sink_default);
-   Emix_Sink *s = (Emix_Sink *)mixer_context->sink_default;
-   int val = s->volume.volumes[0];
-   elm_slider_value_set(obj, val);
-}
-
 static void
 _sink_selected_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
 {
@@ -554,7 +544,6 @@ _popup_new(Instance *inst)
    evas_object_show(slider);
    elm_slider_min_max_set(slider, 0.0, emix_max_volume_get());
    evas_object_smart_callback_add(slider, "changed", _slider_changed_cb, NULL);
-   evas_object_smart_callback_add(slider, "slider,drag,stop", _slider_drag_stop_cb, NULL);
    elm_slider_value_set(slider, volume);
    elm_box_pack_end(bx, slider);
    evas_object_show(slider);

src/modules/mixer/emixer.c

@@ -48,17 +48,6 @@ _cb_sink_volume_change(void *data,
    elm_slider_value_set(obj, vol);
 }
 
-static void
-_cb_sink_volume_drag_stop(void *data,
-                          Evas_Object *obj,
-                          void *event EINA_UNUSED)
-{
-   Evas_Object *bxv = data;
-   Emix_Sink *sink = evas_object_data_get(bxv, "sink");
-   int vol = sink->volume.volumes[0];
-   elm_slider_value_set(obj, vol);
-}
-
 static void
 _cb_sink_mute_change(void *data,
                      Evas_Object *obj,
@@ -134,8 +123,6 @@ _emix_sink_add(Emix_Sink *sink)
    elm_box_pack_end(bx, sl);
    evas_object_show(sl);
    evas_object_smart_callback_add(sl, "changed", _cb_sink_volume_change, bxv);
-   evas_object_smart_callback_add(sl, "slider,drag,stop",
-                                  _cb_sink_volume_drag_stop, bxv);
 
    ck = elm_check_add(win);
    evas_object_data_set(bxv, "mute", ck);