Eric, try build at https://treeherder.mozilla.org/#/jobs?repo=try&revision=ec67bccadd0c20e429d070ce4bc0320d69db3f2b . It should be possible to use the devtools inspector to change the labels to see what happens if they're bigger. :-)
Bug 1605619 Comment 11 Edit History
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Eric, updated try builds will appear at https://treeherder.mozilla.org/#/jobs?repo=try&revision=ec67bccadd0c20e429d070ce4bc0320d69db3f2b (now also mac) . It should be possible to use the devtools inspector to change the labels to see what happens if they're bigger. :-)