forgot to commit account data store

src/matrix/storage/idb/stores/AccountDataStore.js

@@ -0,0 +1,29 @@
+/*
+Copyright 2020 Bruno Windels <bruno@windels.cloud>
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+export class AccountDataStore {
+	constructor(store) {
+		this._store = store;
+	}
+
+	async get(type) {
+		return await this._store.get(type);
+	}
+
+	set(event) {
+		return this._store.put(event);
+	}
+}