DO NOT MERGE Fix java.text.BreakIterator.

BreakIterator was making invalid assumptions about pointer validity. ICU4C's
API is broken, so we have to work around that by pinning for now.

Bug: 4330159

git cherry-pick of aa96cbdcf3a0e303a16bad785c71e2efe417eea0.

Change-Id: I9e5f9827d434dc7940c8d41e5c1e6946ac1fec97
3 files changed