Add support for chrome browsers

popup/choose_url.js

@@ -1,11 +1,12 @@
-function listenForClicks() {
+async function listenForClicks() {
   document.addEventListener("click", function (e) {
     if (!e.target.classList.contains("button")) {
       return;
     }
 
-    browser.tabs.query({ active: true, currentWindow: true }).then((tabs) => {
-      browser.tabs.sendMessage(tabs[0].id, {
+    let queryOptions = { active: true, currentWindow: true };
+    chrome.tabs.query(queryOptions, (tabs) => {
+      chrome.tabs.sendMessage(tabs[0].id, {
         command: "switch_base_url",
         baseUrl: e.target.getAttribute("data-url"),
       });
@@ -19,13 +20,9 @@ function setUrls(settings) {
   document.querySelector("#prod").setAttribute("data-url", settings.prod);
 }
 
-function onError(e) {
-  console.error(e);
-}
+chrome.storage.local.get(null, setUrls);
 
-const gettingStoredSettings = browser.storage.local.get();
-gettingStoredSettings.then(setUrls, onError);
-
-browser.tabs
-  .executeScript({ file: "/content_scripts/base-url-switcher.js" })
-  .then(listenForClicks);
+chrome.tabs.executeScript(
+  { file: "/content_scripts/base-url-switcher.js" },
+  listenForClicks
+);