Bug Description:

An open debug exception widget looks broken after switching editor tabs.

Steps to Reproduce:

0. Write a simple node.js program that throws an exception.
1. Set an exception breakpoint. Debug exception widget appears when the exception is thrown:

2. Switch to another editor. Switch back to the first. Debug exception widget now looks broken. Also, many of the editor decorations are lost, including the decorations indicating the current stack frame in the editor.

Additional Information

This looks like another regression from #14909. See also #15496 and #15426.

• Operating System: macOS 13.7.5
• Theia Version: the master branch