Supervised Users always need custodian approval for permission increase

chrome/browser/extensions/extension_util.h

 // Copyright 2013 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_EXTENSIONS_EXTENSION_UTIL_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_UTIL_H_
 
 #include <memory>
 #include <string>
 
@@ skipping 104 matching lines @@
 // feature is stable.
 bool IsNewBookmarkAppsEnabled();
 
 // TODO(dominickn): http://crbug.com/517682: Remove this entirely once
 // open in window is stable on Mac.
 bool CanHostedAppsOpenInWindows();
 
 // Returns true for custodian-installed extensions in a supervised profile.
 bool IsExtensionSupervised(const Extension* extension, Profile* profile);
 
-// Returns true if supervised users need approval from their custodian for
-// approving escalated permissions on updated extensions.
-bool NeedCustodianApprovalForPermissionIncrease(const Profile* profile);
-
 }  // namespace util
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_UTIL_H_