Fix up some deprecations

git-svn-id: https://svn.apache.org/repos/asf/jmeter/trunk@1467458 13f79535-47bb-0310-9956-ffa450edef68
Unused import

git-svn-id: https://svn.apache.org/repos/asf/jmeter/trunk@1467459 13f79535-47bb-0310-9956-ffa450edef68