Start splitting out WebUI into an implementation class and an interface that each page implements...

chrome/browser/ui/webui/extensions/extensions_ui.cc

 // 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.
 
 #include "chrome/browser/ui/webui/extensions/extensions_ui.h"
 
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/webui/chrome_url_data_manager.h"
 #include "chrome/browser/ui/webui/chrome_web_ui_data_source.h"
 #include "chrome/browser/ui/webui/options/extension_settings_handler.h"
@@ skipping 12 matching lines @@
 
   source->set_json_path("strings.js");
   source->add_resource_path("extensions.js", IDR_EXTENSIONS_JS);
   source->add_resource_path("extension_list.js", IDR_EXTENSION_LIST_JS);
   source->set_default_resource(IDR_EXTENSIONS_HTML);
   return source;
 }
 
 }  // namespace
 
-ExtensionsUI::ExtensionsUI(WebContents* contents) : WebUI(contents) {
+ExtensionsUI::ExtensionsUI(WebContents* contents) : WebUI(contents, this) {
   Profile* profile = Profile::FromBrowserContext(contents->GetBrowserContext());
   ChromeWebUIDataSource* source = CreateExtensionsHTMLSource();
   profile->GetChromeURLDataManager()->AddDataSource(source);
   profile->GetChromeURLDataManager()->AddDataSource(
       new SharedResourcesDataSource());
 
   ExtensionSettingsHandler* handler = new ExtensionSettingsHandler();
   handler->GetLocalizedValues(source->localized_strings());
   AddMessageHandler(handler);
 }
 
 ExtensionsUI::~ExtensionsUI() {
 }