am 8cb1b509: am b4efc8dc: am d8a31516: am d606bede: am db23d636: Merge "Set drawer icons (burger and back) instead of using default" into ub-gmail-ur14-dev

* commit '8cb1b509acb324fb59d54ab11f10e9bfe4581d9c':
  Set drawer icons (burger and back) instead of using default