IDEA-89324 File structure: cannot find super class method definition when anonymous classes are shown

java/java-tests/testData/fileStructure/hierarchy/AnonymousHashCode.java

@@ -13,7 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-public class A<caret> {
+import java.lang.Object;
+
+public class A<caret> extends Object {
   void foo() {
     Object myObject = new Object(){};
   }