Quick comment editor does not load when request URL contains a permalink to an answer which was converted to a comment

Steps to reproduce

1. Answer a question
2. (An email notification will be generated)
3. Convert the answer to a comment
4. Click the link to view the content from the notification from Step 2.
5. Attempt to add a new comment

Expected Behaviour

The editor loads and allows me to add a comment

Actual Behaviour

The editor does not finish loading. Additionally, the follow JavaScript error is reported to the console when the page loads:

Uncaught TypeError: Cannot read property 'scrollIntoView' of undefined

Workaround

Modify the request URL to remove the reference to the offending piece of content. For example, if the URL you clicked was:

• https://answers.atlassian.com/questions/38397449/answers/38505072

Try this URL instead:

• https://answers.atlassian.com/questions/38397449