[staging-next] dri-pkgconfig-stub: init, use in Chromium (#362375)

pkgs/applications/networking/browsers/chromium/common.nix

@@ -37,7 +37,7 @@
 , bison, gperf, libkrb5
 , glib, gtk3, dbus-glib
 , libXScrnSaver, libXcursor, libXtst, libxshmfence, libGLU, libGL
-, libgbm
+, dri-pkgconfig-stub, libgbm
 , pciutils, protobuf, speechd-minimal, libXdamage, at-spi2-core
 , pipewire
 , libva
@@ -273,7 +273,7 @@ let
       util-linux alsa-lib
       libkrb5
       glib gtk3 dbus-glib
-      libXScrnSaver libXcursor libXtst libxshmfence libGLU libGL libgbm
+      libXScrnSaver libXcursor libXtst libxshmfence libGLU libGL dri-pkgconfig-stub libgbm
       pciutils protobuf speechd-minimal libXdamage at-spi2-core
       pipewire
       libva

pkgs/by-name/dr/dri-pkgconfig-stub/package.nix

@@ -0,0 +1,20 @@
+{
+  lib,
+  writeTextFile,
+  mesa,
+}:
+writeTextFile {
+  name = "dri-pkgconfig-stub";
+
+  text = ''
+    dridriverdir=${mesa.driverLink}/lib/dri
+
+    Name: dri
+    Version: ${mesa.version}
+    Description: Nixpkgs graphics driver path stub
+  '';
+
+  destination = "/lib/pkgconfig/dri.pc";
+
+  meta.badPlatforms = lib.platforms.darwin;
+}