Fix mistake from last update from jdt.
diff --git a/testplugins/org.eclipse.jdt.ui.tests/ui/org/eclipse/jdt/ui/tests/quickfix/CleanUpTestCase.java b/testplugins/org.eclipse.jdt.ui.tests/ui/org/eclipse/jdt/ui/tests/quickfix/CleanUpTestCase.java
index 1867139..9024e6d 100644
--- a/testplugins/org.eclipse.jdt.ui.tests/ui/org/eclipse/jdt/ui/tests/quickfix/CleanUpTestCase.java
+++ b/testplugins/org.eclipse.jdt.ui.tests/ui/org/eclipse/jdt/ui/tests/quickfix/CleanUpTestCase.java
@@ -133,9 +133,6 @@
 		new InstanceScope().getNode(JavaUI.ID_PLUGIN).put(CleanUpConstants.SAVE_PARTICIPANT_PROFILE, fProfile.getID());
 
 		disableAll();
-		fJProject1= null;
-		fSourceFolder= null;
-		fProfile= null;
 	}
 
 	protected void tearDown() throws Exception {