Revert of [d8] Use ValueSerializer for postMessage (instead of ad-hoc serializer)

test/mjsunit/regress/regress-crbug-514081.js

Index: test/mjsunit/regress/regress-crbug-514081.js
diff --git a/test/mjsunit/regress/regress-crbug-514081.js b/test/mjsunit/regress/regress-crbug-514081.js
index af31f4b9c6ceed6e74e5deea65f03d0b7b12e19b..1acd8315cd4e7faf9188697140f0d3ce49574ec7 100644
--- a/test/mjsunit/regress/regress-crbug-514081.js
+++ b/test/mjsunit/regress/regress-crbug-514081.js
@@ -4,15 +4,10 @@
 
 if (this.Worker) {
   var __v_7 = new Worker('onmessage = function() {};');
-  var e;
   try {
     var ab = new ArrayBuffer(2147483648);
-    try {
-      __v_7.postMessage(ab);
-    } catch (e) {
-      // postMessage failed, should be a DataCloneError message.
-      assertContains('cloned', e.message);
-    }
+    // If creating the ArrayBuffer succeeded, then postMessage should fail.
+    assertThrows(function() { __v_7.postMessage(ab); });
   } catch (e) {
     // Creating the ArrayBuffer failed.
     assertInstanceof(e, RangeError);