Invisible private classes are not auto-imported

idea/testData/quickfix/autoImports/packageClass.before.Main.kt

@@ -0,0 +1,8 @@
+// "Import" "false"
+// ERROR: Unresolved reference: FooPackage
+
+package packageClass
+
+fun functionImportTest() {
+    <caret>FooPackage()
+}

idea/testData/quickfix/autoImports/packageClass.before.data.Sample.kt

@@ -0,0 +1,4 @@
+package packageClass.foo
+
+fun someTestFun() {
+}