Switch to standard integer types in chrome/browser/, part 2 of 4.

chrome/browser/mac/keystone_registration.h

 // Copyright (c) 2011 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_MAC_KEYSTONE_REGISTRATION_H_
 #define CHROME_BROWSER_MAC_KEYSTONE_REGISTRATION_H_
 
 #import <Foundation/Foundation.h>
 #include <Security/Authorization.h>
+#include <stdint.h>
 
 // Declarations of the Keystone registration bits needed here. From
 // KSRegistration.h.
 
 namespace keystone_registration {
 
 typedef enum {
   kKSPathExistenceChecker,
 } KSExistenceCheckerType;
 
@@ skipping 71 matching lines @@
 
 + (KSUnsignedReportingAttribute *)reportingAttributeWithValue:(uint32_t)value
                name:(NSString *)name
     aggregationType:(KSReportingAggregationType)aggregationType
               error:(NSError **)error;
 
 @end  // @interface KSUnsignedReportingAttribute
 
 
 #endif  // CHROME_BROWSER_MAC_KEYSTONE_REGISTRATION_H_