removeuselesscode1

Author: tclxgf13871

hadoop-hdfs-project/hadoop-hdfs-client/src/test/java/org/apache/hadoop/hdfs/server/namenode/ha/TestRequestHedgingProxyProvider.java

@@ -37,6 +37,7 @@
 import org.apache.hadoop.ipc.StandbyException;
 import org.apache.hadoop.security.UserGroupInformation;
 import org.apache.hadoop.test.GenericTestUtils;
+import org.apache.hadoop.test.LambdaTestUtils;
 import org.apache.hadoop.util.Lists;
 import org.apache.hadoop.util.Time;
 import org.junit.Assert;