fix(remotecontrol): Handle screen sharing cancel

conference.js

@@ -1520,6 +1520,8 @@ export default {
             // asynchronous, but does not return a Promise and is not part of
             // the current Promise chain.
             this._handleScreenSharingError(error);
+
+            return Promise.reject(error);
         });
     },
 
@@ -1548,7 +1550,7 @@ export default {
             // again switching to the screen sharing.
             APP.UI.showExtensionInlineInstallationDialog(
                 () => {
-                    this.toggleScreenSharing();
+                    this.toggleScreenSharing().catch(() => {});
                 }
             );
 

modules/API/API.js

@@ -131,7 +131,9 @@ function shouldBeEnabled() {
  */
 function toggleScreenSharing() {
     if (APP.conference.isDesktopSharingEnabled) {
-        APP.conference.toggleScreenSharing();
+
+        // eslint-disable-next-line no-empty-function
+        APP.conference.toggleScreenSharing().catch(() => {});
     } else {
         initialScreenSharingState = !initialScreenSharingState;
     }

react/features/toolbox/defaultToolbarButtons.js

@@ -153,7 +153,9 @@ const buttons: Object = {
         shortcutAttr: 'toggleDesktopSharingPopover',
         shortcutFunc() {
             JitsiMeetJS.analytics.sendEvent('shortcut.screen.toggled');
-            APP.conference.toggleScreenSharing();
+
+            // eslint-disable-next-line no-empty-function
+            APP.conference.toggleScreenSharing().catch(() => {});
         },
         shortcutDescription: 'keyboardShortcuts.toggleScreensharing',
         tooltipKey: 'toolbar.sharescreen'