--- jsr166/src/test/tck/ConcurrentHashMapTest.java	2017/01/04 06:09:58	1.52
+++ jsr166/src/test/tck/ConcurrentHashMapTest.java	2017/03/11 17:33:32	1.53
@@ -16,8 +16,6 @@ import java.util.Map;
 import java.util.Random;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
 
 import junit.framework.Test;
 import junit.framework.TestSuite;