HADOOP-18508. checkstyle complaining about TestFSMainOperationsLocalFileSystem

I thought I'd already cleaned them, but yetus was still unhappy.

cleaned up the test even more to see if that helps

Change-Id: If4096e70e7921db8790fb56351077840cb4317d9

Author: steveloughran

hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/fs/TestFSMainOperationsLocalFileSystem.java

@@ -21,21 +21,13 @@
 import java.io.IOException;
 
 import org.apache.hadoop.conf.Configuration;
-import org.junit.After;
-import org.junit.Before;
 
 public class TestFSMainOperationsLocalFileSystem extends FSMainOperationsBaseTest {
 
   @Override
   protected FileSystem createFileSystem() throws IOException {
     return FileSystem.getLocal(new Configuration());
   }
-    
-  @Override
-  @Before
-  public void setUp() throws Exception {
-    super.setUp();
-  }
 
   static Path wd = null;
   @Override
@@ -44,11 +36,5 @@ protected Path getDefaultWorkingDirectory() throws IOException {
       wd = FileSystem.getLocal(new Configuration()).getWorkingDirectory();
     return wd;
   }
-  
-  @Override
-  @After
-  public void tearDown() throws Exception {
-    super.tearDown();
-  }
 
 }