Index: chrome/browser/extensions/api/storage/local_storage_backend.cc |
diff --git a/chrome/browser/extensions/api/storage/local_storage_backend.cc b/chrome/browser/extensions/api/storage/local_storage_backend.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..7e4880aca0a3a0e5bbd92bdd9b82728bd6142d5b |
--- /dev/null |
+++ b/chrome/browser/extensions/api/storage/local_storage_backend.cc |
@@ -0,0 +1,37 @@ |
+// 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/api/storage/local_storage_backend.h" |
+ |
+#include "base/file_util.h" |
+#include "chrome/browser/extensions/api/storage/settings_storage_factory.h" |
+ |
+namespace extensions { |
+ |
+LocalStorageBackend::LocalStorageBackend( |
+ const scoped_refptr<SettingsStorageFactory>& storage_factory, |
+ const base::FilePath& base_path, |
+ const SettingsStorageQuotaEnforcer::Limits& quota) |
+ : SettingsBackend(storage_factory, base_path, quota) {} |
+ |
+LocalStorageBackend::~LocalStorageBackend() {} |
+ |
+ValueStore* LocalStorageBackend::GetStorage(const std::string& extension_id) { |
+ StorageMap::iterator iter = storage_map_.find(extension_id); |
+ if (iter != storage_map_.end()) |
+ return iter->second.get(); |
+ |
+ linked_ptr<SettingsStorageQuotaEnforcer> storage( |
+ CreateStorageForExtension(extension_id).release()); |
+ storage_map_[extension_id] = storage; |
+ return storage.get(); |
+} |
+ |
+void LocalStorageBackend::DeleteStorage(const std::string& extension_id) { |
+ // Clear settings when the extension is uninstalled. |
+ storage_map_.erase(extension_id); |
+ storage_factory()->DeleteDatabaseIfExists(base_path(), extension_id); |
+} |
+ |
+} // namespace extensions |