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diff --git a/frontend-old/node_modules/web-vitals/src/lib/getActivationStart.ts b/frontend-old/node_modules/web-vitals/src/lib/getActivationStart.ts
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+/*
+ * Copyright 2022 Google LLC
+ *
+ * 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
+ *
+ * https://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.
+ */
+
+import {getNavigationEntry} from './getNavigationEntry.js';
+
+export const getActivationStart = (): number => {
+ const navEntry = getNavigationEntry();
+ return (navEntry && navEntry.activationStart) || 0;
+};