Remove obsolete uni drc precedence handling

Bug: 241391733
Test: see bug
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:4c41b05b6c60275c2a6b28918f40c218a8b818f6)
Merged-In: I0ddc479626fb6a89d04bc989256ad1d8ec4275a3
Change-Id: I0ddc479626fb6a89d04bc989256ad1d8ec4275a3
5 files changed