[Mac] Enable CrZombie for all processes.

chrome/browser/ui/cocoa/objc_zombie.h

-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef CHROME_BROWSER_UI_COCOA_NSOBJECT_ZOMBIE_H_
-#define CHROME_BROWSER_UI_COCOA_NSOBJECT_ZOMBIE_H_
-#pragma once
-
-#import <Foundation/Foundation.h>
-
-// You should think twice every single time you use anything from this
-// namespace.
-namespace ObjcEvilDoers {
-
-// Enable zombie object debugging. This implements a variant of Apple's
-// NSZombieEnabled which can help expose use-after-free errors where messages
-// are sent to freed Objective-C objects in production builds.
-//
-// Returns NO if it fails to enable.
-//
-// When |zombieAllObjects| is YES, all objects inheriting from
-// NSObject become zombies on -dealloc.  If NO, -shouldBecomeCrZombie
-// is queried to determine whether to make the object a zombie.
-//
-// |zombieCount| controls how many zombies to store before freeing the
-// oldest.  Set to 0 to free objects immediately after making them
-// zombies.
-BOOL ZombieEnable(BOOL zombieAllObjects, size_t zombieCount);
-
-// Disable zombies.
-void ZombieDisable();
-
-}  // namespace ObjcEvilDoers
-
-@interface NSObject (CrZombie)
-- (BOOL)shouldBecomeCrZombie;
-@end
-
-#endif  // CHROME_BROWSER_UI_COCOA_NSOBJECT_ZOMBIE_H_