set CEF_USE_GN=1 set GN_DEFINES=is_official_build=true use_thin_lto=false proprietary_codecs=true ffmpeg_branding=Chrome set GN_ARGUMENTS=--ide=vs2019 --sln=cef --filters=//cef/* set CEF_ARCHIVE_FORMAT=tar.bz2 python automate-git.py --download-dir=./CEF-4430 --branch=4430 --minimal-distrib --client-distrib --x64-build