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

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newMethodRef/IDEA120376.java

@@ -1,6 +1,6 @@
 import java.util.Comparator;
 
-public class Test<T extends Test<T>> {
+class Test<T extends Test<T>> {
   Comparator<Test<?>> bySize = Comparator.comparingInt(Test::size);
 
   public int size() {