[debug] Revert debug API removal

src/debug/debug.js

 // Copyright 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.
 
 (function (global, utils) {
 "use strict";
 
 // ----------------------------------------------------------------------------
 // Imports
 
@@ skipping 25 matching lines @@
 
 // Regular expression to skip "crud" at the beginning of a source line which is
 // not really code. Currently the regular expression matches whitespace and
 // comments.
 var sourceLineBeginningSkip = /^(?:\s*(?:\/\*.*?\*\/)*)*/;
 
 // Debug events which can occour in the V8 JavaScript engine. These originate
 // from the API include file debug.h.
 Debug.DebugEvent = { Break: 1,
                      Exception: 2,
-                     AfterCompile: 3,
-                     CompileError: 4,
-                     AsyncTaskEvent: 5 };
+                     NewFunction: 3,
+                     BeforeCompile: 4,
+                     AfterCompile: 5,
+                     CompileError: 6,
+                     AsyncTaskEvent: 7 };
 
 // Types of exceptions that can be broken upon.
 Debug.ExceptionBreak = { Caught : 0,
                          Uncaught: 1 };
 
 // The different types of steps.
 Debug.StepAction = { StepOut: 0,
                      StepNext: 1,
                      StepIn: 2,
                      StepFrame: 3 };
@@ skipping 2405 matching lines @@
   "IsBreakPointTriggered", IsBreakPointTriggered,
   "UpdateScriptBreakPoints", UpdateScriptBreakPoints,
 ]);
 
 // Export to liveedit.js
 utils.Export(function(to) {
   to.GetScriptBreakPoints = GetScriptBreakPoints;
 });
 
 })