Bug 1744021 - force the update prefs to be disabled for at least one second when changing them, r=bytesized,preferences-reviewers,mstriemer

Differential Revision: https://phabricator.services.mozilla.com/D132959

browser/components/preferences/main.js

@@ -1765,6 +1765,7 @@ var gMainPane = {
     }
   },
 
+  _minDisableTime: 1000,
   /**
    * Selects the correct item in the update radio group
    */
@@ -1796,14 +1797,20 @@ var gMainPane = {
     ) {
       let radiogroup = document.getElementById("updateRadioGroup");
       let updateAutoValue = radiogroup.value == "true";
+      let _disableTimeOverPromise = new Promise(r =>
+        setTimeout(r, this._minDisableTime)
+      );
       radiogroup.disabled = true;
       try {
         await UpdateUtils.setAppUpdateAutoEnabled(updateAutoValue);
+        await _disableTimeOverPromise;
         radiogroup.disabled = false;
       } catch (error) {
         Cu.reportError(error);
-        await this.readUpdateAutoPref();
-        await this.reportUpdatePrefWriteError(error);
+        await Promise.all([
+          this.readUpdateAutoPref(),
+          this.reportUpdatePrefWriteError(error),
+        ]);
         return;
       }