teach classifiers to present their criteria in a readable form

java/java-tests/testSrc/com/intellij/codeInsight/completion/CompletionSortingTestCase.java

@@ -52,9 +52,6 @@ public abstract class CompletionSortingTestCase extends LightFixtureCompletionTe
   }
 
   protected static void refreshSorting(final LookupImpl lookup) {
-    for (final LookupElement item : lookup.getItems()) {
-      CompletionLookupArranger.clearRelevanceCache(item);
-    }
     lookup.setSelectionTouched(false);
     lookup.resort();
   }