Increase the toolbar message container's width

To allow the toolbar to handle longer translations, e.g. Ukrainian,
increase the width of the message container to 60%. This reverts the
change in I315352b72f9dd148c02e2078f22ca493d1f20dd9.

Bug: 61230
Change-Id: Ia1b6dc17477f5fe0c38902cb935983d6172f30d8