Move enable_app_list to a buildflag.

chrome/browser/ui/webui/chrome_web_ui_controller_factory.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/chrome_web_ui_controller_factory.h"
 
 #include <stddef.h>
 
 #include <vector>
 
@@ skipping 163 matching lines @@
 #endif
 
 #if (defined(USE_NSS_CERTS) || defined(USE_OPENSSL_CERTS)) && defined(USE_AURA)
 #include "chrome/browser/ui/webui/certificate_viewer_ui.h"
 #endif
 
 #if BUILDFLAG(ENABLE_SERVICE_DISCOVERY)
 #include "chrome/browser/ui/webui/local_discovery/local_discovery_ui.h"
 #endif
 
-#if defined(ENABLE_APP_LIST)
+#if BUILDFLAG(ENABLE_APP_LIST)
 #include "chrome/browser/ui/webui/app_list/start_page_ui.h"
 #endif
 
 #if defined(ENABLE_EXTENSIONS)
 #include "chrome/browser/extensions/extension_web_ui.h"
 #include "chrome/browser/ui/webui/extensions/extensions_ui.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/browser/extension_system.h"
 #include "extensions/common/constants.h"
@@ skipping 389 matching lines @@
 #endif
 #endif  // (USE_NSS_CERTS || USE_OPENSSL_CERTS) && USE_AURA
 
   if (url.host() == chrome::kChromeUIPolicyHost)
     return &NewWebUI<PolicyUI>;
   if (url.host() == chrome::kChromeUIMdPolicyHost &&
       switches::MdPolicyPageEnabled()) {
     return &NewWebUI<PolicyMaterialDesignUI>;
   }
 
-#if defined(ENABLE_APP_LIST)
+#if BUILDFLAG(ENABLE_APP_LIST)
   if (url.host() == chrome::kChromeUIAppListStartPageHost)
     return &NewWebUI<app_list::StartPageUI>;
 #endif
 #if defined(ENABLE_EXTENSIONS)
   if (url.host() == chrome::kChromeUIExtensionsFrameHost)
     return &NewWebUI<extensions::ExtensionsUI>;
 #endif
 #if defined(ENABLE_PLUGINS)
   if (url.host() == chrome::kChromeUIFlashHost)
     return &NewWebUI<FlashUI>;
@@ skipping 231 matching lines @@
 #endif
 
   // Android doesn't use the plugins pages.
   if (page_url.host() == chrome::kChromeUIPluginsHost)
     return PluginsUI::GetFaviconResourceBytes(scale_factor);
 
 #endif
 
   return NULL;
 }