[cros] Add --stub-cros-settings option for testing.

chrome/common/chrome_switches.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.
 
 // Defines all the command-line switches used by Chrome.
 
 #ifndef CHROME_COMMON_CHROME_SWITCHES_H_
 #define CHROME_COMMON_CHROME_SWITCHES_H_
 #pragma once
 
@@ skipping 313 matching lines @@
 extern const char kLoginScreenSize[];
 extern const char kTestLoadLibcros[];
 extern const char kLoginProfile[];
 extern const char kLoginUser[];
 extern const char kLoginPassword[];
 extern const char kLoginUserWithNewPassword[];
 extern const char kParallelAuth[];
 extern const char kCandidateWindowLang[];
 extern const char kGuestSession[];
 extern const char kStubCros[];
+extern const char kStubCrosSettings[];
 extern const char kScreenSaverUrl[];
 extern const char kCompressSystemFeedback[];
 extern const char kAuthExtensionPath[];
 extern const char kEnterpriseEnrollmentInitialModulus[];
 extern const char kEnterpriseEnrollmentModulusLimit[];
 #ifndef NDEBUG
 extern const char kOobeSkipPostLogin[];
 #endif
 #endif
 
@@ skipping 40 matching lines @@
 bool IsPrintPreviewEnabled();
 
 bool IsInBrowserThumbnailingEnabled();
 
 // 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_