Right clicking "open in new tab" on a different commit from a file's history drop-down results in a new tab with the *same* commit being opened.

Right clicking "open in new tab" on a different commit from a file's history drop-down results in a new tab with the same commit being opened.

What currently happens:
1. browse to a file browser view – https://$url/projects/thing/repos/repo/browse/file
2. click the 'History' button
3. Right click on a old commit and select your browser's 'open in new tab'
4. observe that the url in the new tab is "https://$url/projects/thing/repos/repo/browse/file"

What should happen:
1. browse to a file browser view – https://$url/projects/thing/repos/repo/browse/file
2. click the 'History' button
3. Right click on a old commit and select your browser's 'open in new tab'
4. observe that the url in the new tab is something like "https://$url/projects/thing/repos/repo/browse/file?until=COMMIT_HASH"