ref(remotecontrol): Pass the largeVideoWrapper as parameter to remote control module

modules/UI/videolayout/RemoteVideo.js

  * Requests permissions for remote control session.
  */
 RemoteVideo.prototype._requestRemoteControlPermissions = function () {
-    APP.remoteControl.controller.requestPermissions(this.id).then(result => {
+    APP.remoteControl.controller.requestPermissions(
+        this.id, this.VideoLayout.getLargeVideoWrapper()).then(result => {
         if(result === null) {
             return;
         }

modules/UI/videolayout/VideoLayout.js

     _setRemoteControlProperties (user, remoteVideo) {
         APP.remoteControl.checkUserRemoteControlSupport(user).then(result =>
             remoteVideo.setRemoteControlSupport(result));
+    },
+
+    /**
+     * Returns the wrapper jquery selector for the largeVideo
+     * @returns {JQuerySelector} the wrapper jquery selector for the largeVideo
+     */
+    getLargeVideoWrapper() {
+        return this.getCurrentlyOnLargeContainer().$wrapper;
     }
 };
 

modules/remotecontrol/Controller.js

      * Requests permissions from the remote control receiver side.
      * @param {string} userId the user id of the participant that will be
      * requested.
+     * @param {JQuerySelector} eventCaptureArea the area that is going to be
+     * used mouse and keyboard event capture.
      * @returns {Promise<boolean>} - resolve values:
      * true - accept
      * false - deny
      * null - the participant has left.
      */
-    requestPermissions(userId) {
+    requestPermissions(userId, eventCaptureArea) {
         if(!this.enabled) {
             return Promise.reject(new Error("Remote control is disabled!"));
         }
+        this.area = eventCaptureArea;// $("#largeVideoWrapper")
         logger.debug("Requsting remote control permissions from: " + userId);
         return new Promise((resolve, reject) => {
             const clearRequest = () => {
         if(this.enabled && event.type === REMOTE_CONTROL_EVENT_TYPE
             && remoteControlEvent.type === EVENT_TYPES.permissions
             && userId === this.requestedParticipant) {
+            if(remoteControlEvent.action !== PERMISSIONS_ACTIONS.grant) {
+                this.area = null;
+            }
             switch(remoteControlEvent.action) {
                 case PERMISSIONS_ACTIONS.grant: {
                     this.controlledParticipant = userId;
         logger.log("Resuming remote control controller.");
         this.isCollectingEvents = true;
         APP.keyboardshortcut.enable(false);
-        this.area = $("#largeVideoWrapper");
         this.area.mousemove(event => {
             const position = this.area.position();
             this._sendRemoteControlEvent(this.controlledParticipant, {
             this._userLeftListener);
         this.controlledParticipant = null;
         this.pause();
+        this.area = null;
         APP.UI.messageHandler.openMessageDialog(
             "dialog.remoteControlTitle",
             "dialog.remoteControlStopMessage"