Avoid name clashes of builtins and runtime functions.

src/arraybuffer.js

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 "use strict";
 
 var $ArrayBuffer = global.ArrayBuffer;
 
 // -------------------------------------------------------------------
 
@@ skipping 44 matching lines @@
     fin = first;
   }
   var newLen = fin - first;
   // TODO(dslomov): implement inheritance
   var result = new $ArrayBuffer(newLen);
 
   %ArrayBufferSliceImpl(this, result, first);
   return result;
 }
 
-function ArrayBufferIsView(obj) {
+function ArrayBufferIsViewJS(obj) {
   return %ArrayBufferIsView(obj);
 }
 
 function SetUpArrayBuffer() {
   %CheckIsBootstrapping();
 
   // Set up the ArrayBuffer constructor function.
   %SetCode($ArrayBuffer, ArrayBufferConstructor);
   %FunctionSetPrototype($ArrayBuffer, new $Object());
 
   // Set up the constructor property on the ArrayBuffer prototype object.
   %SetProperty($ArrayBuffer.prototype, "constructor", $ArrayBuffer, DONT_ENUM);
 
   InstallGetter($ArrayBuffer.prototype, "byteLength", ArrayBufferGetByteLen);
 
   InstallFunctions($ArrayBuffer, DONT_ENUM, $Array(
-      "isView", ArrayBufferIsView
+      "isView", ArrayBufferIsViewJS
   ));
 
   InstallFunctions($ArrayBuffer.prototype, DONT_ENUM, $Array(
       "slice", ArrayBufferSlice
   ));
 }
 
 SetUpArrayBuffer();