* stable-2.9: Copy label approvals when cherry-picking change to same branch Remove unused "Change Username" string constant Require the user to confirm setting the username Change-Id: I650481770d95f06680499947834f01beaca08cff
* stable-2.9: Copy label approvals when cherry-picking change to same branch Remove unused "Change Username" string constant Require the user to confirm setting the username Change-Id: I650481770d95f06680499947834f01beaca08cff