provide feedback when nodrive mode is used

www/common/cryptpad-common.js

@@ -2028,7 +2028,7 @@ define([
         });
     };
 
-
+    var launchedWithNoDrive = false;
     var provideFeedback = function () {
         if (typeof(window.Proxy) === 'undefined') {
             Feedback.send("NO_PROXIES");
@@ -2065,6 +2065,9 @@ define([
         if (!common.hasCSSVariables()) {
             Feedback.send('NO_CSS_VARIABLES');
         }
+        if (launchedWithNoDrive) {
+            Feedback.send('NO_DRIVE');
+        }
 
         Feedback.reportScreenDimensions();
         Feedback.reportLanguage();
@@ -2294,6 +2297,10 @@ define([
             };
             common.userHash = userHash;
 
+            if (rdyCfg.noDrive) {
+                launchedWithNoDrive = true;
+            }
+
             // FIXME Backward compatibility
             if (sessionStorage.newPadFileData) {
                 common.fromFileData = JSON.parse(sessionStorage.newPadFileData);