user eclass: Ignore shell and homedir from portage-stable packages.

These fields are provided by:
  profiles/base/accounts/user/*
and don't need to be kept from portage-stable.

CQ-DEPEND=CL:1490411,CL:1491946
BUG=chromium:935669,chromium:933582
TEST=sudo rm -rf /board/${BOARD} && ./setup_board --board=${BOARD} &&
  ./build_packages --board=${BOARD} --skip_chroot_upgrade --nousepkg &&
  build image, flash image, make sure ssh works.

Change-Id: Icffc3bf4935c88f308a5129c136e32ea0d6c9614
Reviewed-on: https://chromium-review.googlesource.com/1487713
Commit-Ready: Allen Webb <allenwebb@google.com>
Tested-by: Allen Webb <allenwebb@google.com>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
1 file changed
tree: 0a69bd660a1da706d64593f596d0ce06a46af863
  1. eclass/
  2. metadata/
  3. profiles/
  4. PRESUBMIT.cfg