Remove unused param from search engine extension override helper function.

chrome/browser/ui/webui/options/browser_options_handler.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/options/browser_options_handler.h"
 
 #include <string>
 #include <vector>
 
 #include "apps/app_window.h"
@@ skipping 1732 matching lines @@
       "BrowserOptions.updateEasyUnlock",
       has_pairing_value);
 }
 
 void BrowserOptionsHandler::SetupExtensionControlledIndicators() {
 #if defined(OS_WIN)
   base::DictionaryValue extension_controlled;
 
   // Check if an extension is overriding the Search Engine.
   const extensions::Extension* extension = extensions::OverridesSearchEngine(
-      Profile::FromWebUI(web_ui()), NULL);
+      Profile::FromWebUI(web_ui()));
   AppendExtensionData("searchEngine", extension, &extension_controlled);
 
   // Check if an extension is overriding the Home page.
   extension = extensions::OverridesHomepage(Profile::FromWebUI(web_ui()), NULL);
   AppendExtensionData("homePage", extension, &extension_controlled);
 
   // Check if an extension is overriding the Startup pages.
   extension = extensions::OverridesStartupPages(
       Profile::FromWebUI(web_ui()), NULL);
   AppendExtensionData("startUpPage", extension, &extension_controlled);
@@ skipping 14 matching lines @@
                                            ExtensionRegistry::ENABLED);
   }
   AppendExtensionData("newTabPage", extension, &extension_controlled);
 
   web_ui()->CallJavascriptFunction("BrowserOptions.toggleExtensionIndicators",
                                    extension_controlled);
 #endif  // defined(OS_WIN)
 }
 
 }  // namespace options