Chrome Version: 60.0.3101.2 (Official Build) canary (64-bit) (cohort: Clang-64)
OS: Windows 10

What steps will reproduce the problem?
(1) Log into a profile with a long email address
(2)
(3)

What is the expected result?

Email address fits on profile switcher button

What happens instead?

Email address doesn't fit any more.

Please use labels and text to provide additional information.

This is a regression, works fine in Stable.

For graphics-related bugs, please copy/paste the contents of the about:gpu
page at the end of this report.