I was just checking some PetaLinux stuff and noticed that 2019.2 is now available. Then I spotted Vivado 2019.2 and... Vitis! It looks like Xilinx have continued the tradition of steadily increasing software size - 30.76GB!
https://www.xilinx.com/support/download/index.html/content/xilinx/en/downloadNav/vitis.html