Fix no-op check to work with Safari (#364)

mozilla · Mar 7, 2024 · 2f1c684 · 2f1c684
1 parent 0cf8915
commit 2f1c684
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/browser-polyfill.js b/src/browser-polyfill.js
@@ -10,7 +10,7 @@ if (!globalThis.chrome?.runtime?.id) {
   throw new Error("This script should only be loaded in a browser extension.");
 }
 
-if (typeof globalThis.browser === "undefined" || Object.getPrototypeOf(globalThis.browser) !== Object.prototype) {
+if (typeof globalThis.browser === "undefined" || !(globalThis.browser instanceof Object)) {
   const CHROME_SEND_MESSAGE_CALLBACK_NO_RESPONSE_MESSAGE = "The message port closed before a response was received.";
 
   // Wrapping the bulk of this polyfill in a one-time-use function is a minor