message: Reduce the number of calling runTotalsCondition method
diff: @@ -1261,11 +1261,11 @@ export class QuestionMatrixDropdownModelBase
  if (this.hasTotal) {
  if (!this.generatedTotalRow) {
  this.generatedTotalRow = this.generateTotalRow();
  - }
  if (this.data) {
  var properties = { survey: this.survey };
  this.runTotalsCondition(this.data.getAllValues(), properties);
  }
  + }
  } else {
  this.generatedTotalRow = null;
  }
  