Revert of [es6] Correctify and unify ArrayBuffer and SharedArrayBuffer constructors.

test/mjsunit/harmony/reflect-get-prototype-of.js

Index: test/mjsunit/harmony/reflect-get-prototype-of.js
diff --git a/test/mjsunit/harmony/reflect-get-prototype-of.js b/test/mjsunit/harmony/reflect-get-prototype-of.js
index 6f8498b06fdc4020ea7d425c90dec06c35ef4c53..1ce86347df50d161ffe8ba54cd75e0a076790af8 100644
--- a/test/mjsunit/harmony/reflect-get-prototype-of.js
+++ b/test/mjsunit/harmony/reflect-get-prototype-of.js
@@ -100,6 +100,7 @@
 // Builtin constructors.
 var functions = [
   Array,
+  ArrayBuffer,
   Boolean,
   // DataView,
   Date,
@@ -134,8 +135,5 @@
 var p = new Promise(function() {});
 assertPrototypeOf(p, Promise.prototype);
 
-var ab = new ArrayBuffer(0);
-assertPrototypeOf(ab, ArrayBuffer.prototype);
-
-var dv = new DataView(ab);
+var dv = new DataView(new ArrayBuffer());
 assertPrototypeOf(dv, DataView.prototype);