Fix OPENDJ-525: Remove compiler warnings when building using JDK7

Matthew Swift

19.26.2012 108e2020c1d149962dfc43dcbc6bc24a05a8e5f7

 opends/tests/unit-tests-testng/src/server/org/opends/server/tools/LDAPDeleteTestCase.java

@@ -42,10 +42,7 @@
import org.opends.server.protocols.internal.InternalClientConnection;
import org.opends.server.protocols.ldap.LDAPResultCode;
import org.opends.server.types.Entry;
import org.opends.server.types.OperatingSystem;
import org.opends.server.types.ResultCode;
import org.opends.server.util.Base64;

import static org.testng.Assert.*;

import static org.opends.server.util.ServerConstants.*;