message: Use completedHtmlOnCondition property in processedCompletedHtml / rendering,
diff: @@ -2151,8 +2151,9 @@ export class SurveyModel extends Base
  * @see completedHtml
  */
  public get processedCompletedHtml(): string {
  - if (this.completedHtml) {
  - return this.processHtml(this.completedHtml);
  + var html = this.renderedCompletedHtml;
  + if (html) {
  + return this.processHtml(html);
  }
  return "<h3>" + this.getLocString("completingSurvey") + "</h3>";
  }
  