Added Protector, hooked up DSE verification with error bubble.

chrome/browser/search_engines/util.h

 // Copyright (c) 2010 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.
 
 #ifndef CHROME_BROWSER_SEARCH_ENGINES_UTIL_H_
 #define CHROME_BROWSER_SEARCH_ENGINES_UTIL_H_
 #pragma once
 
 // This file contains utility functions for search engine functionality.
 #include <vector>
@@ skipping 22 matching lines @@
 // Only pass in a non-NULL value for service if the WebDataService should be
 // updated.
 void GetSearchProvidersUsingKeywordResult(
     const WDTypedResult& result,
     WebDataService* service,
     PrefService* prefs,
     std::vector<TemplateURL*>* template_urls,
     const TemplateURL** default_search_provider,
     int* new_resource_keyword_version);
 
+// Returns true if the default search provider setting has been changed or
+// corrupted. Returns the backup setting in |backup_default_search_provider|.
+// |*backup_default_search_provider| can be NULL if the original setting is
+// lost.
+bool DidDefaultSearchProviderChange(
+    const WDTypedResult& result,
+    const std::vector<TemplateURL*>& template_urls,
+    const TemplateURL** backup_default_search_provider);
+
 #endif  // CHROME_BROWSER_SEARCH_ENGINES_UTIL_H_