Removes function clearWhiteboard that is not used anymore

akka-bbb-apps/src/main/scala/org/bigbluebutton/core/apps/WhiteboardModel.scala

@@ -79,29 +79,6 @@ class WhiteboardModel extends SystemConfiguration {
     wb.annotationsMap.values.toArray
   }
 
-  def clearWhiteboard(wbId: String, userId: String): Option[Boolean] = {
-    val cleared: Option[Boolean] = None
-
-    /*if (hasWhiteboard(wbId)) {
-      val wb = getWhiteboard(wbId)
-
-      if (wb.multiUser.contains(userId)) {
-        if (wb.annotationsMap.contains(userId)) {
-          val newWb = wb.copy(annotationsMap = wb.annotationsMap - userId)
-          saveWhiteboard(newWb)
-          cleared = Some(false)
-        }
-      } else {
-        if (wb.annotationsMap.nonEmpty) {
-          val newWb = wb.copy(annotationsMap = new HashMap[String, Map[String, AnnotationVO]]())
-          saveWhiteboard(newWb)
-          cleared = Some(true)
-        }
-      }
-    }*/
-    cleared
-  }
-
   def deleteAnnotations(wbId: String, userId: String, annotationsIds: Array[String], isPresenter: Boolean, isModerator: Boolean): Array[String] = {
     var annotationsIdsRemoved = Array[String]()
     val wb = getWhiteboard(wbId)

akka-bbb-apps/src/main/scala/org/bigbluebutton/core/apps/whiteboard/ClearWhiteboardPubMsgHdlr.scala

@@ -28,11 +28,7 @@ trait ClearWhiteboardPubMsgHdlr extends RightsManagementTrait {
         PermissionCheck.ejectUserForFailedPermission(meetingId, msg.header.userId, reason, bus.outGW, liveMeeting)
       }
     } else {
-      for {
-        fullClear <- clearWhiteboard(msg.body.whiteboardId, msg.header.userId, liveMeeting)
-      } yield {
-        broadcastEvent(msg, fullClear)
-      }
+      log.error("Ignoring message ClearWhiteboardPubMsg since this functions is not available in the new Whiteboard")
     }
   }
 }

akka-bbb-apps/src/main/scala/org/bigbluebutton/core/apps/whiteboard/WhiteboardApp2x.scala

@@ -41,10 +41,6 @@ class WhiteboardApp2x(implicit val context: ActorContext)
     liveMeeting.wbModel.getHistory(whiteboardId)
   }
 
-  def clearWhiteboard(whiteboardId: String, requesterId: String, liveMeeting: LiveMeeting): Option[Boolean] = {
-    liveMeeting.wbModel.clearWhiteboard(whiteboardId, requesterId)
-  }
-
   def deleteWhiteboardAnnotations(
       whiteboardId:   String,
       requesterId:    String,