- Removed a useless tearDown()

git-svn-id: https://svn.apache.org/repos/asf/lucene/java/trunk@424232 13f79535-47bb-0310-9956-ffa450edef68

contrib/spellchecker/src/test/org/apache/lucene/search/spell/TestSpellChecker.java

@@ -115,10 +115,4 @@ public class TestSpellChecker extends TestCase {
     rs.close();
     return num;
   }
-
-  protected void tearDown() throws Exception {
-    spellChecker = null;
-    super.tearDown();
-  }
-
 }