aura: Remove apps from NTP4 and disable NTP4 intro bubble.

chrome/browser/ui/webui/ntp/ntp_resource_cache.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/browser/ui/webui/ntp/ntp_resource_cache.h"
 
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/file_util.h"
@@ skipping 330 matching lines @@
   localized_strings.SetString("otherSessionsEmpty",
       l10n_util::GetStringUTF16(IDS_NEW_TAB_OTHER_SESSIONS_EMPTY));
   localized_strings.SetString("webStoreLink",
       GetUrlWithLang(GURL(extension_urls::GetWebstoreLaunchURL())));
   localized_strings.SetBoolean("isWebStoreExperimentEnabled",
       NewTabUI::ShouldShowWebStoreFooterLink());
   localized_strings.SetBoolean("appInstallHintEnabled",
       NewTabUI::ShouldShowAppInstallHint());
   localized_strings.SetBoolean("isSuggestionsPageEnabled",
       NewTabUI::IsSuggestionsPageEnabled());
+  localized_strings.SetBoolean("showAppsPage", NewTabUI::ShouldShowAppsPage());
 
 #if defined(OS_CHROMEOS)
   localized_strings.SetString("expandMenu",
       l10n_util::GetStringUTF16(IDS_NEW_TAB_CLOSE_MENU_EXPAND));
 #endif
 
   NewTabPageHandler::GetLocalizedValues(profile_, &localized_strings);
   NTPLoginHandler::GetLocalizedValues(profile_, &localized_strings);
 
   // Don't initiate the sync related message passing with the page if the sync
@@ skipping 169 matching lines @@
   // Get our template.
   static const base::StringPiece new_tab_theme_css(
       ResourceBundle::GetSharedInstance().GetRawDataResource(
           IDR_NEW_TAB_4_THEME_CSS));
 
   // Create the string from our template and the replacements.
   std::string css_string;
   css_string = ReplaceStringPlaceholders(new_tab_theme_css, subst, NULL);
   new_tab_css_ = base::RefCountedString::TakeString(&css_string);
 }