Code editor method suggestions menu is broken

Tell us what’s happening:

Your browser information:

User Agent is: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.81 Safari/537.36.

Why is it broken? Is it frozen on the suggestions, or has broken scroll etc? Can you give a little bit more context, because the suggestions shown are correct.

It has broken scroll as shown in the image or the suggestion s menu background is not filling the entire list