mozilla-b2g/gaia — pull request #27080 by takenspc (2014-12-31 12:41:34+00:00)
Title: Bug 1069612 - Switch tabs button is not labeled

This adds labels to Back and Forward buttons too.

There is an independent ongoing work for Menu button
https://github.com/mozilla-b2g/gaia/pull/25049/
https://bugzilla.mozilla.org/show_bug.cgi?id=1069619