# ls -la /usr/lib64/chromium-browser/*.so -rw-r--r-- 1 root root 17928 бер 12 19:58 libEGL.so -rw-r--r-- 1 root root 2165120 бер 12 19:58 libGLESv2.so -rw-r--r-- 1 root root 3796976 бер 12 19:58 libosmesa.so Most probably this is side-effect of https://gitweb.gentoo.org/repo/gentoo.git/commit/www-client/chromium?id=e7b214d802b93e71f715298bcaffc1590541bca6 However, I wonder why this libraries are built with chromium at all. Should chromium depends on mesa[osmesa] instead? BTW, libEGL and libGLESv2 comes not from third_party/mesa but from third_party/angle. Can we disable building angle and require mesa[egl,gles] instead?