Enable Chrome to tweak search engines for some locales

components/search_engines/template_url_service.h

Index: components/search_engines/template_url_service.h
diff --git a/components/search_engines/template_url_service.h b/components/search_engines/template_url_service.h
index 1db9f801c0986ea5933e72a69f86dc7d8c495537..266fd48427701b5eb5adaa0568bf45e4329595ee 100644
--- a/components/search_engines/template_url_service.h
+++ b/components/search_engines/template_url_service.h
@@ -178,10 +178,11 @@ class TemplateURLService : public WebDataServiceConsumer,
                                 const base::string16& keyword,
                                 const std::string& url);
 
-  // Adds a search engine with the specified info.
+  // Adds a search engine with the specified info for extensions.
   TemplateURL* AddExtensionControlledTURL(
       std::unique_ptr<TemplateURL> template_url,
-      std::unique_ptr<TemplateURL::AssociatedExtensionInfo> info);
+      std::unique_ptr<TemplateURL::AssociatedExtensionInfo> info,
+      TemplateURL::Type type = TemplateURL::NORMAL_CONTROLLED_BY_EXTENSION);
 
   // Removes the keyword from the model. This deletes the supplied TemplateURL.
   // This fails if the supplied template_url is the default search provider.