| // 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. |
| |
| #ifndef EXTENSIONS_BROWSER_UPDATER_NULL_EXTENSION_CACHE_H_ |
| #define EXTENSIONS_BROWSER_UPDATER_NULL_EXTENSION_CACHE_H_ |
| |
| #include "base/macros.h" |
| #include "extensions/browser/updater/extension_cache.h" |
| |
| namespace extensions { |
| |
| // Implements a pass-thru (i.e. do-nothing) ExtensionCache. |
| class NullExtensionCache : public ExtensionCache { |
| public: |
| NullExtensionCache(); |
| ~NullExtensionCache() override; |
| |
| // ExtensionCache implementation. |
| void Start(const base::Closure& callback) override; |
| void Shutdown(const base::Closure& callback) override; |
| void AllowCaching(const std::string& id) override; |
| bool GetExtension(const std::string& id, |
| const std::string& expected_hash, |
| base::FilePath* file_path, |
| std::string* version) override; |
| void PutExtension(const std::string& id, |
| const std::string& expected_hash, |
| const base::FilePath& file_path, |
| const std::string& version, |
| const PutExtensionCallback& callback) override; |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(NullExtensionCache); |
| }; |
| |
| } // namespace extensions |
| |
| #endif // EXTENSIONS_BROWSER_UPDATER_NULL_EXTENSION_CACHE_H_ |