ElementList::prepareDeferredParams

protected function prepareDeferredParams()
{
	$this->arParams['~PRODUCT_ROW_VARIANTS'] = $this->arParams['~DEFERRED_PRODUCT_ROW_VARIANTS'];
	$this->arParams['PRODUCT_ROW_VARIANTS'] = static::parseJsonParameter($this->arParams['~PRODUCT_ROW_VARIANTS']);

	if (isset($this->arParams['PREDICT_ELEMENT_COUNT']) && $this->arParams['PREDICT_ELEMENT_COUNT'] === 'Y')
	{
		$this->arParams['PAGE_ELEMENT_COUNT'] = static::predictElementCountByVariants($this->arParams['PRODUCT_ROW_VARIANTS']);
	}
	else
	{
		$this->arParams['PAGE_ELEMENT_COUNT'] = $this->arParams['DEFERRED_PAGE_ELEMENT_COUNT'];
	}

	$this->arParams['PAGE_ELEMENT_COUNT'] = (int)$this->arParams['PAGE_ELEMENT_COUNT'];
}