Update the web store promo to be clearer and configurable at run-time.

chrome/browser/profiles/profile_impl.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.
 
 // This class gathers state related to a single user profile.
 
 #ifndef CHROME_BROWSER_PROFILES_PROFILE_IMPL_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_IMPL_H_
 #pragma once
 
@@ skipping 156 matching lines @@
 
   void EnsureRequestContextCreated() {
     GetRequestContext();
   }
 
   void EnsureSessionServiceCreated() {
     GetSessionService();
   }
 
   void RegisterComponentExtensions();
-  void InstallDefaultApps();
 
   ExtensionPrefValueMap* GetExtensionPrefValueMap();
 
   NotificationRegistrar registrar_;
   PrefChangeRegistrar pref_change_registrar_;
 
   FilePath path_;
   FilePath base_cache_path_;
   scoped_ptr<ExtensionPrefValueMap> extension_pref_value_map_;
   // Keep prefs_ on top for destruction order because extension_prefs_,
@@ skipping 119 matching lines @@
 #endif
 
   scoped_refptr<PrefProxyConfigTracker> pref_proxy_config_tracker_;
 
   scoped_ptr<ChromeURLDataManager> chrome_url_data_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileImpl);
 };
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_IMPL_H_