Fix errorprone issues

IgnoredPureGetter, LenientFormatStringValidation, ProtocolBufferOrdinal, and ReturnValueIgnored.
https://errorprone.info/bugpatterns

Bug: 253827323
Test: RUN_ERROR_PRONE=true m javac-check
Change-Id: Ifce655dd91b3ce5ead80f97da05f6dcc537ca89a
1 file changed
tree: 10a5bda87468299570c59751b039175127e4d407
  1. apex/
  2. app/
  3. system-server/
  4. util/
  5. OWNERS
  6. PREUPLOAD.cfg