[Fix Java] Remove duplicate cases in LoggerJniCallback::Logv

Summary: Remove duplicate cases in LoggerJniCallback::Logv and fix complication error

Test Plan: make jclean rocksdbjava jtest -j4

Reviewers: adamretter, andrewkr, sdong

Reviewed By: sdong

Subscribers: andrewkr, dhruba

Differential Revision: https://reviews.facebook.net/D61335

java/rocksjni/loggerjnicallback.cc

@@ -80,9 +80,6 @@ void LoggerJniCallback::Logv(const InfoLogLevel log_level,
       case rocksdb::InfoLogLevel::WARN_LEVEL:
         jlog_level = m_jwarn_level;
         break;
-      case rocksdb::InfoLogLevel::WARN_LEVEL:
-        jlog_level = InfoLogLevelJni::WARN_LEVEL(env);
-        break;
       case rocksdb::InfoLogLevel::ERROR_LEVEL:
         jlog_level = m_jerror_level;
         break;
@@ -92,9 +89,6 @@ void LoggerJniCallback::Logv(const InfoLogLevel log_level,
       case rocksdb::InfoLogLevel::HEADER_LEVEL:
         jlog_level = m_jheader_level;
         break;
-      case rocksdb::InfoLogLevel::HEADER_LEVEL:
-        jlog_level = InfoLogLevelJni::HEADER_LEVEL(env);
-        break;
       default:
         jlog_level = m_jfatal_level;
         break;