Breaking: #68571 - Removed method ElementBrowser->getMsgBox

See Issue #68571

Description

The removed method getMsgBox in ElementBrowser used table based styling. The method has been removed since we have better means to display this kind of messages: FlashMessages or Callouts.

Impact

A fatal error will be thrown if the method getMsgBox is used.

Affected Installations

Third party code using the removed method.

Migration

Remove the call to the method and replace the message with a FlashMessage.