Show a different banner in chrome://settings for extension-controlled settings.

chrome/browser/ui/webui/options/browser_options_handler.h

Index: chrome/browser/ui/webui/options/browser_options_handler.h
diff --git a/chrome/browser/ui/webui/options/browser_options_handler.h b/chrome/browser/ui/webui/options/browser_options_handler.h
index 6c9cc95e9078ee276fabbeaed17b7545185f95ee..bd61934bb1b20bd757e23f42b5ce68b23bfa3bf1 100644
--- a/chrome/browser/ui/webui/options/browser_options_handler.h
+++ b/chrome/browser/ui/webui/options/browser_options_handler.h
@@ -15,7 +15,6 @@
 
 class AutocompleteController;
 class CustomHomePagesTableModel;
-class OptionsManagedBannerHandler;
 class TemplateURLService;
 
 // Chrome browser options page UI handler.
@@ -121,7 +120,6 @@ class BrowserOptionsHandler : public OptionsPageUIHandler,
   // CustomHomePagesTableModel, consider changing it to something more like
   // TemplateURLService.
   scoped_ptr<CustomHomePagesTableModel> startup_custom_pages_table_model_;
-  scoped_ptr<OptionsManagedBannerHandler> banner_handler_;
 
   scoped_ptr<AutocompleteController> autocomplete_controller_;