https://api.drupal.org/api/drupal/core%21modules%21ckeditor5%21src%21Plugin%21Validation%21Constraint%21StyleSensibleElementConstraint.php/property/StyleSensibleElementConstraint%3A%3AconflictingDisabledPluginMessage/9
StyleSensibleElementConstraint::$conflictingDisabledPluginMessage | Drupal API
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