Delete dead AppsPromo code

chrome/common/pref_names.cc

 // 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/common/pref_names.h"
 
 #include "base/basictypes.h"
 
 namespace prefs {
 
 // *************** PROFILE PREFS ***************
 // These are attached to the user profile
 
-// A counter that controls whether the apps promo is shown in the app launcher
-// or not.
-const char kAppsPromoCounter[] = "apps_promo_counter";
-
 // A string property indicating whether default apps should be installed
 // in this profile.  Use the value "install" to enable defaults apps, or
 // "noinstall" to disable them.  This property is usually set in the
 // master_preferences and copied into the profile preferences on first run.
 // Defaults apps are installed only when creating a new profile.
 const char kDefaultApps[] = "default_apps";
 
 // Whether we have installed default apps yet in this profile.
 const char kDefaultAppsInstalled[] = "default_apps_installed";
 
@@ skipping 1497 matching lines @@
 
 // The "hide this" link text for the NTP web store promo.
 const char kNtpWebStorePromoExpire[] = "ntp.webstorepromo.expire";
 
 // Specifies what users should maximize the NTP web store promo.
 const char kNtpWebStorePromoUserGroup[] = "ntp.webstorepromo.usergroup";
 
 // Customized app page names that appear on the New Tab Page.
 const char kNtpAppPageNames[] = "ntp.app_page_names";
 
-// When true, web store promos will never be shown.
-const char kNtpHideWebStorePromo[] = "ntp.hide_webstore_promo";
-
 const char kDevToolsDisabled[] = "devtools.disabled";
 
 // A boolean specifying whether dev tools window should be opened docked.
 const char kDevToolsOpenDocked[] = "devtools.open_docked";
 
 // A string specifying the dock location (either 'bottom' or 'right').
 const char kDevToolsDockSide[] = "devtools.dock_side";
 
 // Integer location of the horizontal split bar in the browser view.
 const char kDevToolsHSplitLocation[] = "devtools.split_location";
@@ skipping 420 matching lines @@
 const char kNetworkProfileLastWarningTime[] =
     "network_profile.last_warning_time";
 
 #if defined(OS_MACOSX)
 // A timestamp of when the obsolete OS infobar was last shown to a user on 10.5.
 const char kMacLeopardObsoleteInfobarLastShown[] =
     "mac_105_obsolete_infobar_last_shown";
 #endif  // defined(OS_MACOSX)
 
 }  // namespace prefs