Backport changes to whitelist sockets opened by the zygote. am: 63545150c2 am: 3ca7daccf5 am: 7f0598bc4f  -s ours am: d210ab92a8 am: 004a7427da am: 4b63812661 am: a1be6fdba8 am: e05b517d3e am: 73a7177d7b am: d215dbe93d am: d5138b5811 am: e68d727219
am: 429f4e7ee4

Change-Id: Ib95fc76e1a89f2392d62bf6873052e65c77da8c0