libweave: Remove dependency on libchromeos/chromeos/errors/error_codes.h

Codes moved into libweave.

BUG=brillo:1257
TEST=`FEATURES=test emerge-gizmo libweave`

Change-Id: If564703f1e7d1ba354d0ee991031bbcd71f0d67c
Reviewed-on: https://chromium-review.googlesource.com/293586
Reviewed-by: Alex Vakulenko <avakulenko@chromium.org>
Commit-Queue: Vitaly Buka <vitalybuka@chromium.org>
Tested-by: Vitaly Buka <vitalybuka@chromium.org>