branch core-updates updated: gnu: mesa: Update to 20.1.8.

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The following commit(s) were added to refs/heads/core-updates by this push:
     new c9cfcd5  gnu: mesa: Update to 20.1.8.
c9cfcd5 is described below

commit c9cfcd5159f4a67ca38ccdef5398c0a601f167be
Author: Maxim Cournoyer <maxim.cournoyer@gmail.com>
AuthorDate: Tue Sep 15 13:40:26 2020 -0400

    gnu: mesa: Update to 20.1.8.
    
    * gnu/packages/gl.scm (mesa): Update to 20.1.8.
    (mesa-20.0.8): Remove variable.
---
 gnu/packages/gl.scm | 27 +++------------------------
 1 file changed, 3 insertions(+), 24 deletions(-)

diff --git a/gnu/packages/gl.scm b/gnu/packages/gl.scm
index fb33bd7..e033ef7 100644
--- a/gnu/packages/gl.scm
+++ b/gnu/packages/gl.scm
@@ -13,6 +13,7 @@
 ;;; Copyright © 2019 Pierre Neidhardt <mail@ambrevar.xyz>
 ;;; Copyright © 2020 Marius Bakke <mbakke@fastmail.com>
 ;;; Copyright © 2020 Giacomo Leidi <goodoldpaul@autistici.org>
+;;; Copyright © 2020 Maxim Cournoyer <maxim.cournoyer@gmail.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -233,14 +234,7 @@ also known as DXTn or DXTC) for Mesa.")
 (define-public mesa
   (package
     (name "mesa")
-    (version "20.0.7")
-
-    ;; Mesa 20.0.5 through 20.0.7 has problems with some graphic drivers, so
-    ;; we need this newer version.
-    ;; https://gitlab.freedesktop.org/mesa/mesa/-/issues/2882
-    ;; https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4861
-    (replacement mesa-20.0.8)
-
+    (version "20.1.8")
     (source
       (origin
         (method url-fetch)
@@ -252,7 +246,7 @@ also known as DXTn or DXTC) for Mesa.")
                                   version "/mesa-" version ".tar.xz")))
         (sha256
          (base32
-          "0y517qpdg6v6dsdgzb365p03m30511sbyh8pq0mcvhvjwy7javpy"))
+          "1252mgwiy05nz8mm4gjkzmnjfvdz5yv1shnsr837cdnan86dvsad"))
         (patches
          (search-patches "mesa-skip-disk-cache-test.patch"))))
     (build-system meson-build-system)
@@ -446,21 +440,6 @@ device drivers allows Mesa to be used in many different 
environments ranging
 from software emulation to complete hardware acceleration for modern GPUs.")
     (license license:x11)))
 
-;; Replacement package to fix 
<https://gitlab.freedesktop.org/mesa/mesa/-/issues/2863>.
-(define mesa-20.0.8
-  (package
-    (inherit mesa)
-    (version "20.0.8")
-    (source (origin
-              (inherit (package-source mesa))
-              (uri (list (string-append "https://mesa.freedesktop.org/archive/";
-                                        "mesa-" version ".tar.xz")
-                         (string-append "ftp://ftp.freedesktop.org/pub/mesa/";
-                                        "mesa-" version ".tar.xz")))
-              (sha256
-               (base32
-                "0v0bfh3ay07s6msxmklvwfaif0q02kq2yhy65fdhys49vw8c1w3c"))))))
-
 (define-public mesa-opencl
   (package/inherit mesa
     (name "mesa-opencl")