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extensions/chromium/suppress-update.js

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+/*
+Copyright 2015 Mozilla Foundation
+
+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.
+*/
+
+"use strict";
+
+// Do not reload the extension when an update becomes available, UNLESS the PDF
+// viewer is not displaying any PDF files. Otherwise the tabs would close, which
+// is quite disruptive (crbug.com/511670).
+chrome.runtime.onUpdateAvailable.addListener(function () {
+  chrome.tabs.query({ url: chrome.runtime.getURL("*") }, tabs => {
+    if (tabs?.length) {
+      return;
+    }
+    chrome.runtime.reload();
+  });
+});