method refs: is exact should check super methods for this/super qualifiers only (IDEA-124507)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/mostSpecific/SuperMethodsInExactCheck.java

@@ -0,0 +1,21 @@
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.concurrent.Callable;
+
+class Test {
+  private static void <warning descr="Private method 'foo(java.lang.Runnable)' is never used">foo</warning>(Runnable runnable) {
+    System.out.println(runnable);
+  }
+
+  private static void foo(Callable<Iterator<?>> callable) {
+    System.out.println(callable);
+  }
+
+  public static void main(String[] args) {
+    final Collection<Void> collection = new ArrayList<>();
+    final Iterable<Void> iterable = collection;
+    foo(iterable::iterator);
+    foo(collection::iterator);
+  }
+}