fix: update chrome.i18n for Manifest v3 (#39291)

fix: update chrome.i18n for Manifest v3

spec/fixtures/extensions/chrome-i18n/v3/_locales/es/messages.json

@@ -0,0 +1,6 @@
+{
+  "extName": {
+    "message": "Hola mundo!!",
+    "description": "Nombre de extensión"
+  }
+}

spec/fixtures/extensions/chrome-i18n/v3/main.js

@@ -0,0 +1,36 @@
+/* global chrome */
+
+chrome.runtime.onMessage.addListener((request, sender, sendResponse) => {
+  sendResponse(request);
+});
+
+const map = {
+  getAcceptLanguages () {
+    chrome.i18n.getAcceptLanguages().then((languages) => {
+      console.log(JSON.stringify(languages));
+    });
+  },
+  getMessage () {
+    const message = chrome.i18n.getMessage('extName');
+    console.log(JSON.stringify(message));
+  },
+  getUILanguage () {
+    const language = chrome.i18n.getUILanguage();
+    console.log(JSON.stringify(language));
+  },
+  async detectLanguage (texts) {
+    const result = [];
+    for (const text of texts) {
+      const language = await chrome.i18n.detectLanguage(text);
+      result.push(language);
+    }
+    console.log(JSON.stringify(result));
+  }
+};
+
+const dispatchTest = (event) => {
+  const { method, args = [] } = JSON.parse(event.data);
+  map[method](...args);
+};
+
+window.addEventListener('message', dispatchTest, false);

spec/fixtures/extensions/chrome-i18n/v3/manifest.json

@@ -0,0 +1,17 @@
+{
+  "name": "chrome-i18n",
+  "version": "1.0",
+  "default_locale": "es",
+  "content_scripts": [
+    {
+      "matches": [
+        "<all_urls>"
+      ],
+      "js": [
+        "main.js"
+      ],
+      "run_at": "document_start"
+    }
+  ],
+  "manifest_version": 3
+}