1 // Copyright 2019 The Chromium Authors 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 package org.chromium.base.shared_preferences; 6 7 /** A placeholder key checker that never throws exceptions. Used in production builds. */ 8 class NoOpPreferenceKeyChecker implements PreferenceKeyChecker { 9 @Override checkIsKeyInUse(String key)10 public void checkIsKeyInUse(String key) { 11 // No-op. 12 } 13 14 @Override checkIsPrefixInUse(KeyPrefix prefix)15 public void checkIsPrefixInUse(KeyPrefix prefix) { 16 // No-op. 17 } 18 } 19