IDEA-120784 "Class is public should be declared in a file named <Classname>.java" for inner interface

java/java-tests/testData/codeInsight/slice/backward/OverloadConstructor.java

@@ -1,6 +1,6 @@
 import java.util.*;
 
-public class  Auto {
+class  Auto {
     public Auto(ArrayList w, Runnable <caret>i) {
         this(w, null,null);
     }