Prohibit callable references to object members

To be able to make them more useful in the future, i.e. bound to the object
instance

js/js.translator/testData/callableReference/function/cases/classMemberOverriddenInObject.kt

@@ -1,15 +0,0 @@
-package foo
-
-open class A {
-    open fun foo(a:String,b:String): String = "fooA:" + a + b
-}
-
-object B : A() {
-    override fun foo(a:String,b:String): String = "fooB:" + a + b
-}
-
-fun box(): String {
-    var ref = B::foo
-    val result = ref(B, "1", "2")
-    return (if (result == "fooB:12") "OK" else result)
-}