ubuntu gn chrome

build/util/lastchange.py -o build/util/LASTCHANGE

build/linux/sysroot_scripts/install-sysroot.py --arch=amd64

 apt-get install libgtk-3-dev

locate gtk | grep ‘.pc

export PKG_CONFIG_PATH=/root/sdks/chromium/src/build/linux/debian_sid_amd64-sysroot/usr/lib/pkgconfig:/root/sdks/chromium/src/build/linux/usr/lib/pkgconfig/:/usr/lib/x86_64-linux-gnu/pkgconfig/