Fixing DatabaseUtils to detect malformed UTF-16 strings Test: tested with POC in bug, also using atest Bug: 224771621 (cherry picked from https://googleplex-android-review.googlesource.com/q/commit:fb4a72e3943d166088407e61aa4439ac349f3f12) Merged-In: Ide65205b83063801971c5778af3154bcf3f0e530 Change-Id: Ide65205b83063801971c5778af3154bcf3f0e530