Revert "Trigger exception debug event for promises at the throw site."

src/mirror-debugger.js

 // Copyright 2006-2012 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.
 
 // Handle id counters.
 var next_handle_ = 0;
 var next_transient_handle_ = -1;
 
 // Mirror cache.
 var mirror_cache_ = [];
@@ skipping 1168 matching lines @@
  * @constructor
  * @extends Mirror
  */
 function PromiseMirror(value) {
   %_CallFunction(this, value, PROMISE_TYPE, ObjectMirror);
 }
 inherits(PromiseMirror, ObjectMirror);
 
 
 PromiseMirror.prototype.status = function() {
-  var status = builtins.GetPromiseStatus(this.value_);
+  var status = %GetPromiseStatus(this.value_);
   if (status == 0) return "pending";
   if (status == 1) return "resolved";
   return "rejected";
 };
 
 
 PromiseMirror.prototype.promiseValue = function() {
-  return builtins.GetPromiseValue(this.value_);
+  return %GetPromiseValue(this.value_);
 };
 
 
 /**
  * Base mirror object for properties.
  * @param {ObjectMirror} mirror The mirror object having this property
  * @param {string} name The name of the property
  * @param {Array} details Details about the property
  * @constructor
  * @extends Mirror
@@ skipping 1508 matching lines @@
   }
   if (!NUMBER_IS_FINITE(value)) {
     if (value > 0) {
       return 'Infinity';
     } else {
       return '-Infinity';
     }
   }
   return value;
 }