anchor.diff:  
   , xlibs, libXcursor, libXScrnSaver, libXrandr, libXtst
   , fontconfig, freetype, harfbuzz, icu, dbus
  -, zlib, libjpeg, libpng, libtiff
  +, zlib, minizip, libjpeg, libpng, libtiff, libwebp, libopus
  +, jsoncpp, protobuf, libvpx, srtp, snappy, nss, libevent
   , alsaLib
   , libcap
   , pciutils
  
positive.code:         -docdir $out/share/doc/qt5"
    '';
    propagatedBuildInputs = [
      dbus zlib alsaLib
  
      # Image formats
      libjpeg libpng libtiff
  
      # Text rendering
      fontconfig freetype harfbuzz icu
  
      # X11 libs
      xlibs.xrandr libXScrnSaver libXcursor libXrandr xlibs.libpciaccess libXtst
      xlibs.libXcomposite
  
      libcap
      pciutils
    ];
    patches = [
      ./chromium-clang-update-py.patch
  
negative.code: , coreutils
  , pkgconfig, python2
  
  , lib, stdenv # lib.optional, needsPax
  }:
  
  qtSubmodule {
  