Clean up a few more unused globals.

chrome/browser/chrome_browser_main_mac.mm

 // Copyright (c) 2012 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.
 
 #include "chrome/browser/chrome_browser_main_mac.h"
 
 #import <Cocoa/Cocoa.h>
 #include <sys/sysctl.h>
 
 #include "base/command_line.h"
@@ skipping 14 matching lines @@
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
 #include "content/public/common/main_function_params.h"
 #include "content/public/common/result_codes.h"
 #include "ui/base/l10n/l10n_util_mac.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/base/resource/resource_handle.h"
 
 namespace {
 
-// This preference is used to track whether the KeychainReauthorize operation
-// has occurred at launch. This operation only makes sense while the
-// application continues to be signed by the old certificate.
-NSString* const kKeychainReauthorizeAtLaunchPref =
-    @"KeychainReauthorizeInAppMay2012";
-const int kKeychainReauthorizeAtLaunchMaxTries = 2;
-
 // Some users rarely restart Chrome, so they might never get a chance to run
 // the at-launch KeychainReauthorize. To account for them, there's also an
 // at-update KeychainReauthorize option, which runs from .keystone_install for
 // users on a user Keystone ticket. This operation may make sense for a period
 // of time after the application switches to being signed by the new
 // certificate, as long as the at-update stub executable is still signed by
 // the old one.
 NSString* const kKeychainReauthorizeAtUpdatePref =
     @"KeychainReauthorizeAtUpdateMay2012";
 const int kKeychainReauthorizeAtUpdateMaxTries = 3;
@@ skipping 215 matching lines @@
 void ChromeBrowserMainPartsMac::PostProfileInit() {
   ChromeBrowserMainPartsPosix::PostProfileInit();
   g_browser_process->metrics_service()->RecordBreakpadRegistration(
       IsCrashReporterEnabled());
 }
 
 void ChromeBrowserMainPartsMac::DidEndMainMessageLoop() {
   AppController* appController = [NSApp delegate];
   [appController didEndMainMessageLoop];
 }