Remove some chrome-specific methods from content::WebUI.

chrome/browser/ui/webui/extensions/extension_activity_ui.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/extensions/extension_activity_ui.h"
 
 #include "base/bind.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/webui/extensions/extension_icon_source.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/web_ui.h"
 #include "content/public/browser/web_ui_data_source.h"
 #include "grit/browser_resources.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
 ExtensionActivityUI::ExtensionActivityUI(content::WebUI* web_ui)
     : WebUIController(web_ui), extension_(NULL) {
-  web_ui->HideURL();
   web_ui->OverrideTitle(l10n_util::GetStringUTF16(
       IDS_EXTENSION_ACTIVITY_TITLE));
 
   content::WebUIDataSource* source =
       content::WebUIDataSource::Create(chrome::kChromeUIExtensionActivityHost);
 
   // Localized strings.
   source->AddLocalizedString("extensionActivity", IDS_EXTENSION_ACTIVITY_TITLE);
   source->AddLocalizedString("extensionActivityApiCall",
                              IDS_EXTENSION_ACTIVITY_API_CALL);
@@ skipping 77 matching lines @@
   scoped_ptr<ListValue> messages_list(new ListValue());
   messages_list->AppendString(message);
 
   DictionaryValue result;
   result.SetInteger("activity", activity);
   result.Set("messages", messages_list.release());
 
   web_ui()->CallJavascriptFunction("extension_activity.handleExtensionActivity",
                                    result);
 }