Mac: clang build

chrome/browser/cocoa/keystone_glue.h

 // Copyright (c) 2009 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_COCOA_KEYSTONE_GLUE_H_
 #define CHROME_BROWSER_COCOA_KEYSTONE_GLUE_H_
 
 #import <Foundation/Foundation.h>
 #import <base/scoped_nsobject.h>
 
@@ skipping 21 matching lines @@
   kAutoupdatePromoteFailed,   // no version
 };
 
 // kAutoupdateStatusNotification is the name of the notification posted when
 // -checkForUpdate and -installUpdate complete.  This notification will be
 // sent with with its sender object set to the KeystoneGlue instance sending
 // the notification.  Its userInfo dictionary will contain an AutoupdateStatus
 // value as an intValue at key kAutoupdateStatusStatus.  If a version is
 // available (see AutoupdateStatus), it will be present at key
 // kAutoupdateStatusVersion.
-extern const NSString* const kAutoupdateStatusNotification;
-extern const NSString* const kAutoupdateStatusStatus;
-extern const NSString* const kAutoupdateStatusVersion;
+extern NSString* const kAutoupdateStatusNotification;
+extern NSString* const kAutoupdateStatusStatus;
+extern NSString* const kAutoupdateStatusVersion;
 
 namespace {
   enum BrandFileType {
     kBrandFileTypeNotDetermined = 0,
     kBrandFileTypeNone,
     kBrandFileTypeUser,
     kBrandFileTypeSystem,
   };
 
 } // namespace
@@ skipping 126 matching lines @@
 
 // Called when a checkForUpdate: notification completes.
 - (void)checkForUpdateComplete:(NSNotification*)notification;
 
 // Called when an installUpdate: notification completes.
 - (void)installUpdateComplete:(NSNotification*)notification;
 
 @end  // @interface KeystoneGlue(ExposedForTesting)
 
 #endif  // CHROME_BROWSER_COCOA_KEYSTONE_GLUE_H_