[Mac] Add option to reauthenticate the OS user before revealing passwords.

chrome/common/chrome_switches.h

 // 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.
 
 // Defines all the command-line switches used by Chrome.
 
 #ifndef CHROME_COMMON_CHROME_SWITCHES_H_
 #define CHROME_COMMON_CHROME_SWITCHES_H_
 
 #include "build/build_config.h"
@@ skipping 181 matching lines @@
 extern const char kEnableManagedUsers[];
 extern const char kEnableMemoryInfo[];
 extern const char kEnableMetricsReportingForTesting[];
 extern const char kEnableNaCl[];
 extern const char kEnableNetBenchmarking[];
 extern const char kEnableNetworkTime[];
 extern const char kEnableNpnHttpOnly[];
 extern const char kEnableOmniboxAutoCompletionForIme[];
 extern const char kEnablePanels[];
 extern const char kEnablePasswordAutofillPublicSuffixDomainMatching[];
+extern const char kEnablePasswordManagerReauthentication[];
 extern const char kEnablePeopleSearch[];
 extern const char kEnablePrecache[];
 extern const char kEnableProfiling[];
 extern const char kEnableQuic[];
 extern const char kEnableQuicHttps[];
 extern const char kEnableQuickofficeViewing[];
 extern const char kEnableResourceContentSettings[];
 extern const char kEnableSavePasswordBubble[];
 extern const char kEnableSdch[];
 extern const char kEnableStickyKeys[];
@@ skipping 267 matching lines @@
 #else
 extern const char kEnablePrintPreview[];
 #endif
 
 // DON'T ADD RANDOM STUFF HERE. Put it in the main section above in
 // alphabetical order, or in one of the ifdefs (also in order in each section).
 
 }  // namespace switches
 
 #endif  // CHROME_COMMON_CHROME_SWITCHES_H_