Fix UnusedVariable bug pattern flagged by error prone

Details: https://errorprone.info/bugpattern/UnusedVariable
Change-Id: I3f91cd9e3e61918539011c63fc0c2f63a43f2e93
1 file changed
tree: 246f6621faa808ab1d30a35a603759a8c46fb81c
  1. src/
  2. BUILD
  3. LICENSE