IDEA-122014 Extract method duplicates analysis fails in case of inner classes

java/java-tests/testData/refactoring/methodDuplicates/SkipNonRelatedCalls.java

@@ -0,0 +1,16 @@
+class CommonParent {
+  void foo() {}
+}
+
+public class A extends CommonParent {
+
+  private void <caret>f() {
+    foo();
+  }
+
+  private class B extends CommonParent {
+    void g() {
+      foo();
+    }
+  }
+}