Bug 1790970 - Adding 邮箱 (chinese for email) in isInferredEmailField to detect usernameField on alipay.com r=dimi

Differential Revision: https://phabricator.services.mozilla.com/D157436

toolkit/components/passwordmgr/LoginHelper.jsm

@@ -1424,7 +1424,7 @@ const LoginHelper = {
    * @returns {boolean} True if any of the rules matches
    */
   isInferredEmailField(element) {
-    const expr = /email/i;
+    const expr = /email|邮箱/i;
 
     if (element.type == "email") {
       return true;

toolkit/components/passwordmgr/test/unit/test_isInferredUsernameField.js

@@ -18,7 +18,7 @@ const attributeTestData = [
     expectation: "none",
   },
   {
-    testValues: ["email", "EmaiL", "loginemail"],
+    testValues: ["email", "EmaiL", "loginemail", "邮箱"],
     expectation: "email",
   },
   {