Use a more accurate way to estimate wipe tower:
1. read wipe configure from front-end (the positions may be different at
different plates).
2. when depth is unavailable, use all materials to estimate depth (the
estimated wipe tower may be larger than the actual generated one).
Change-Id: I42ffd03d9817b57f5023a6820cda0032509c6fe5
(cherry picked from commit 77ba9757023afb9160c996eeea6ead8a27b50ce4)
dd473bdc3f