Put reference to default object in default object extenstion call

idea/testData/resolve/references/DefaultObjectInShortReferenceFormCall.kt

@@ -0,0 +1,15 @@
+package t
+
+class A {
+    class object Default {
+        fun test()
+    }
+}
+
+fun test() {
+    <caret>A.test()
+}
+
+
+// REF: class object of (t).A
+