JS: don't optimize RTTI when possible, i.e. don't remove is and as when object is known at compile time to have type in RHS of expression. Substitute kotlin.Any with Object. Fix #KT-7665, #KT-7664

js/js.translator/testData/box/standardClasses/any.kt

@@ -0,0 +1,32 @@
+// CHECK_CALLED_IN_SCOPE: function=isType scope=box
+package foo
+
+class A : Any()
+
+fun Any?.asAny() = this
+
+fun box(): String {
+    val x = Any().asAny()
+    if (x !is Any) return "fail1"
+    if (x.asDynamic().constructor !== js("Object")) return "fail1a"
+
+    if (A().asAny() !is Any) return "fail2"
+
+    if (arrayOf(1, 2, 3).asAny() !is Any) return "fail3"
+
+    if (createNakedObject() is Any) return "fail4"
+
+    if (({ }).asAny() !is Any) return "fail5"
+
+    if ((23).asAny() !is Any) return "fail6"
+
+    if ((3.14).asAny() !is Any) return "fail7"
+
+    if (false.asAny() !is Any) return "fail8"
+
+    if ("bar".asAny() !is Any) return "fail9"
+
+    return "OK"
+}
+
+fun createNakedObject(): Any? = js("Object.create(null)")