Ensure post-sync TemplateURL of prepopulated engines use built-in version.

chrome/browser/search_engines/template_url_prepopulate_data.h

Index: chrome/browser/search_engines/template_url_prepopulate_data.h
diff --git a/chrome/browser/search_engines/template_url_prepopulate_data.h b/chrome/browser/search_engines/template_url_prepopulate_data.h
index aee76791ab31ff98bb68e7d6fdc88c05146281b9..5a3ee9d6b18fc53c8c2d943e1b353b6eaac7c048 100644
--- a/chrome/browser/search_engines/template_url_prepopulate_data.h
+++ b/chrome/browser/search_engines/template_url_prepopulate_data.h
@@ -43,6 +43,11 @@ void RegisterUserPrefs(PrefServiceSyncable* prefs);
 // file then it returns the version specified there.
 int GetDataVersion(PrefService* prefs);
 
+// The caller owns the returned TemplateURL. Returns NULL if |prepopulate_id|
+// does not correspond to a built-in prepopulated engines.
+TemplateURL* MakeTemplateURLFromPrepopulateId(Profile* profile,
+                                              int prepopulate_id);
+
 // Loads the set of TemplateURLs from the prepopulate data.  Ownership of the
 // TemplateURLs is passed to the caller.  On return,
 // |default_search_provider_index| is set to the index of the default search