Remove unused var added by merge

Author: ddanielr

server/compaction-coordinator/src/main/java/org/apache/accumulo/coordinator/CompactionCoordinator.java

@@ -104,7 +104,6 @@ public class CompactionCoordinator extends AbstractServer
     implements CompactionCoordinatorService.Iface, LiveTServerSet.Listener {
 
   private static final Logger LOG = LoggerFactory.getLogger(CompactionCoordinator.class);
-  private static final long TIME_BETWEEN_GC_CHECKS = 5000;
   protected static final QueueSummaries QUEUE_SUMMARIES = new QueueSummaries();
 
   /*