Add bookmark promo to NTP on first run.

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_
 
 #include "build/build_config.h"
@@ skipping 152 matching lines @@
 extern const wchar_t kPluginsLastInternalDirectory[];
 extern const wchar_t kPluginsPluginsList[];
 extern const wchar_t kPluginsPluginsBlacklist[];
 extern const wchar_t kPluginsEnabledInternalPDF[];
 extern const wchar_t kCheckDefaultBrowser[];
 #if defined(OS_MACOSX)
 extern const wchar_t kShowUpdatePromotionInfoBar[];
 #endif
 extern const wchar_t kUseCustomChromeFrame[];
 extern const wchar_t kShowOmniboxSearchHint[];
+extern const wchar_t kNTPPromoViewsRemaining[];
 extern const wchar_t kDesktopNotificationDefaultContentSetting[];
 extern const wchar_t kDesktopNotificationAllowedOrigins[];
 extern const wchar_t kDesktopNotificationDeniedOrigins[];
 extern const wchar_t kDefaultContentSettings[];
 extern const wchar_t kPerHostContentSettings[];  // OBSOLETE
 extern const wchar_t kContentSettingsVersion[];
 extern const wchar_t kContentSettingsPatterns[];
 extern const wchar_t kBlockThirdPartyCookies[];
 extern const wchar_t kClearSiteDataOnExit[];
 extern const wchar_t kPerHostZoomLevels[];
@@ skipping 160 matching lines @@
 extern const wchar_t kProxyAutoDetect[];
 extern const wchar_t kProxyServer[];
 extern const wchar_t kProxyPacUrl[];
 extern const wchar_t kProxyBypassList[];
 
 extern const wchar_t kRegisteredBackgroundContents[];
 
 }  // namespace prefs
 
 #endif  // CHROME_COMMON_PREF_NAMES_H_