@bender-tags: bug, 4.11.0, 1722
@bender-ui: collapsed
@bender-ckeditor-plugins: toolbar, wysiwygarea, basicstyles

1. Memrise `Filters count` value.
2. Click `Rebuild editor` button.

## Expected

Every time when you click `Rebuild editor` button `Filters count` shouldn't change.

## Unexpected

`Filters count` changes.
