Facet type delete form should check for existing facets
>>> [!note] Migrated issue
<!-- Drupal.org comment -->
<!-- Migrated from issue #3570982. -->
Reported by: [joachim](https://www.drupal.org/user/107701)
Related to !16
>>>
<h3 id="summary-problem-motivation">Problem/Motivation</h3>
<p>Same pattern as </p>
<p><code>NodeTypeDeleteConfirm extends EntityDeleteForm</code></p>
<p>Staggering that this isn't generalised in core!!!</p>
<h4 id="summary-steps-reproduce">Steps to reproduce</h4>
<h3 id="summary-proposed-resolution">Proposed resolution</h3>
<h3 id="summary-remaining-tasks">Remaining tasks</h3>
<h3 id="summary-ui-changes">User interface changes</h3>
<h3 id="summary-api-changes">API changes</h3>
<h3 id="summary-data-model-changes">Data model changes</h3>
issue