Make USE_OPENSSL and USE_NSS mutually exclusive

chrome/common/pref_names.h

 // Copyright (c) 2010 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.
 
 // Constants for the names of various preferences, for easier changing.
 
 #ifndef CHROME_COMMON_PREF_NAMES_H_
 #define CHROME_COMMON_PREF_NAMES_H_
 #pragma once
 
@@ skipping 57 matching lines @@
 extern const char kSearchProviderOverridesVersion[];
 extern const char kPromptForDownload[];
 extern const char kAlternateErrorPagesEnabled[];
 extern const char kDnsPrefetchingEnabled[];
 extern const char kDnsStartupPrefetchList[];
 extern const char kDnsHostReferralList[];
 extern const char kDisableSpdy[];
 extern const char kCookiePromptExpanded[];
 extern const char kInstantConfirmDialogShown[];
 extern const char kInstantEnabled[];
-#if defined(USE_NSS)
+#if defined(USE_NSS) || defined(USE_OPENSSL)
 extern const char kCertRevocationCheckingEnabled[];
 extern const char kSSL2Enabled[];
 extern const char kSSL3Enabled[];
 extern const char kTLS1Enabled[];
 #endif
 #if defined(OS_CHROMEOS)
 extern const char kTapToClickEnabled[];
 extern const char kTouchpadSensitivity[];
 extern const char kLanguageCurrentInputMethod[];
 extern const char kLanguagePreviousInputMethod[];
@@ skipping 299 matching lines @@
 extern const char kProxyAutoDetect[];
 extern const char kProxyServer[];
 extern const char kProxyPacUrl[];
 extern const char kProxyBypassList[];
 
 extern const char kRegisteredBackgroundContents[];
 
 }  // namespace prefs
 
 #endif  // CHROME_COMMON_PREF_NAMES_H_