Mac: clang build

chrome/browser/cocoa/keystone_glue.mm

Index: chrome/browser/cocoa/keystone_glue.mm
diff --git a/chrome/browser/cocoa/keystone_glue.mm b/chrome/browser/cocoa/keystone_glue.mm
index bcd78f42ebfa16edbdd55e1a6aca0b6432a5e513..9e6867ca53701c6802c39632332c1781fecbcf96 100644
--- a/chrome/browser/cocoa/keystone_glue.mm
+++ b/chrome/browser/cocoa/keystone_glue.mm
@@ -175,15 +175,15 @@ NSString* SystemBrandFilePath() {
 
 @end  // @interface KeystoneGlue(Private)
 
-const NSString* const kAutoupdateStatusNotification =
+NSString* const kAutoupdateStatusNotification =
     @"AutoupdateStatusNotification";
-const NSString* const kAutoupdateStatusStatus = @"status";
-const NSString* const kAutoupdateStatusVersion = @"version";
+NSString* const kAutoupdateStatusStatus = @"status";
+NSString* const kAutoupdateStatusVersion = @"version";
 
 namespace {
 
-const NSString* const kChannelKey = @"KSChannelID";
-const NSString* const kBrandKey = @"KSBrandID";
+NSString* const kChannelKey = @"KSChannelID";
+NSString* const kBrandKey = @"KSBrandID";
 
 }  // namespace