\Magento\Framework\Image\Adapter\Gd2::rotate() does not free the previous GD image resource _imageHandler with imagedestroy before creating a new one

https://mage2.pro/t/296

Similar to https://github.com/magento/magento2/issues/2694, https://github.com/magento/magento2/issues/2696, https://github.com/magento/magento2/issues/2712, https://github.com/magento/magento2/issues/2728, https://github.com/magento/magento2/issues/2743
