[automerger skipped] Don't build platform variants. am: ead4851197 am: f54b2c5b53 -s ours

am skip reason: Change-Id I5f3d9b27dc3911af6d96b77afd4aacef305f93f1 with SHA-1 4184e3e744 is in history

Change-Id: I3ebcc67b0fb0cdbe4e8f281329a96d06dcbbe3c0