From f75b9bb43105830c3920c0758ee4ffbab3b4db58 Mon Sep 17 00:00:00 2001
From: Sebastien Binet <binet@cern.ch>
Date: Fri, 14 Jun 2019 18:42:52 +0200
Subject: [PATCH] ci: remove xvfb initialization

In 4f1973df78022b5113212a4502cdd3a7cf1c8d5c, we added bootstrap code
to fix #179 and start xvfb for the benefit of the vg/vgx11 backend.

vg/vgx11 has since been removed from gonum/plot.
So remove the xvfb startup as well.
---
 .travis.yml | 2 --
 1 file changed, 2 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 179c4204..52687401 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -16,7 +16,6 @@ matrix:
 
 env:
   global:
-   - DISPLAY: ":99.0"
    - GO111MODULE: "on"
 
 # Get coverage tools, and start the virtual framebuffer.
@@ -30,7 +29,6 @@ before_install:
  # Required for coverage.
  - go get golang.org/x/tools/cmd/cover
  - go get github.com/mattn/goveralls
- - sh -e /etc/init.d/xvfb start
 
 # Get deps, build, test, and ensure the code is gofmt'ed.
 # If we are building as gonum, then we have access to the coveralls api key, so we can run coverage as well.