Simplify managing visibility of extensions in settings.

chrome/browser/extensions/extension_ui_util.cc

 // Copyright 2014 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/extensions/extension_ui_util.h"
 
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/common/pref_names.h"
 #include "components/prefs/pref_service.h"
@@ skipping 33 matching lines @@
                                content::BrowserContext* context) {
   return extension->ShouldDisplayInNewTabPage() &&
       !IsBlockedByPolicy(extension, context);
 }
 
 bool ShouldDisplayInExtensionSettings(const Extension* extension,
                                       content::BrowserContext* context) {
   return extension->ShouldDisplayInExtensionSettings();
 }
 
-bool ShouldNotBeVisible(const Extension* extension,
-                        content::BrowserContext* context) {
-  return extension->ShouldNotBeVisible();
-}
-
 }  // namespace ui_util
 }  // namespace extensions