Index: chrome/browser/extensions/extension_settings_noop_storage.h |
diff --git a/chrome/browser/extensions/extension_settings_noop_storage.h b/chrome/browser/extensions/extension_settings_noop_storage.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..2112991de624dd1217063ad994077bd99b1589fa |
--- /dev/null |
+++ b/chrome/browser/extensions/extension_settings_noop_storage.h |
@@ -0,0 +1,34 @@ |
+// Copyright (c) 2011 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_SETTINGS_NOOP_STORAGE_H_ |
+#define CHROME_BROWSER_EXTENSIONS_EXTENSION_SETTINGS_NOOP_STORAGE_H_ |
+#pragma once |
+ |
+#include "base/compiler_specific.h" |
+#include "chrome/browser/extensions/extension_settings_storage.h" |
+ |
+// Implementation of ExtensionSettingsStorage which does nothing, but behaves |
+// as though each Get/Set were successful. |
+// Intended to be wrapped by a Cache for trivial in-memory storage. |
+class ExtensionSettingsNoopStorage : public ExtensionSettingsStorage { |
+ public: |
+ ExtensionSettingsNoopStorage() {} |
+ |
+ virtual void DeleteSoon() OVERRIDE; |
+ virtual void Get(const std::string& key, Callback* callback) OVERRIDE; |
+ virtual void Get(const ListValue& keys, Callback* callback) OVERRIDE; |
+ virtual void Get(Callback* callback) OVERRIDE; |
+ virtual void Set( |
+ const std::string& key, const Value& value, Callback* callback) OVERRIDE; |
+ virtual void Set(const DictionaryValue& values, Callback* callback) OVERRIDE; |
+ virtual void Remove(const std::string& key, Callback* callback) OVERRIDE; |
+ virtual void Remove(const ListValue& keys, Callback* callback) OVERRIDE; |
+ virtual void Clear(Callback *callback) OVERRIDE; |
+ |
+ private: |
+ DISALLOW_COPY_AND_ASSIGN(ExtensionSettingsNoopStorage); |
+}; |
+ |
+#endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_SETTINGS_NOOP_STORAGE_H_ |