Show members from supertypes in file structure view (KT-4448)

#KT-4448 Fixed

idea/testData/structureView/fileStructure/InheritedJavaMembers.kt

@@ -0,0 +1,8 @@
+import java.util.concurrent.Callable
+
+public abstract class InheritedJavaMembers() : Callable<String> {
+    fun test() {
+    }
+}
+
+// WITH_INHERITED