support for xhr.upload event listeners like GM

[QiroNT]

(Please fill out the issue template with your details)

Expected Behavior

Listeners in upload object in GM_xmlhttpRequest details should be bind to xhr.upload. (greasemonkey/greasemonkey#1081)

Actual Behavior

nothing happend.

Specifications

• Firefox: 97.0.1
• TM: 4.13.6136
• OS: Linux 5.15 Manjaro Linux

Script

(Please give an example of the script if applicable.)

// ...
const result = await GM.xmlHttpRequest({
  method: "POST",
  url: "https://example.com",
  data: formData,
  // supported in GM
  upload: {
    onprogress(e) {
      if (e.lengthComputable) {
        console.log(e.loaded, e.total);
      }
    },
  },
});
// ...

[derjanb]

Should be fixed at 4.18.6166 (in review|crx|xpi)

At the moment only upload.onpgrogress is supported.

Chrome/Edge users, please download the crx file linked above and drag and drop it to the extensions page chrome://extensions.
Firefox users please install the BETA version or check for BETA version updates at about:addons

For a quick fix please export your settings and scripts as zip or (JSON) file at the "Utilities" tab and import it back at the fixed BETA version.