Properly capture local functions

Local functions in local classed wasn't captured properly

compiler/testData/codegen/box/functions/fakeDescriptorWithSeveralOverridenOne.kt

@@ -0,0 +1,23 @@
+trait Named {
+    abstract fun getName() : String;
+}
+
+trait MemberDescriptor : Named {}
+
+trait ClassifierDescriptor : Named {}
+
+trait ClassDescriptor : MemberDescriptor, ClassifierDescriptor {}
+
+class ClassDescriptorImpl : ClassDescriptor {
+    override fun getName(): String {
+        return "OK"
+    }
+}
+
+class A(val descriptor : ClassDescriptor) {
+    val result : String = descriptor.getName()
+}
+
+fun box(): String {
+    return A(ClassDescriptorImpl()).result
+}