Merge pull request #15862 from timhoffm/auto-backport-of-pr-15851-on-v3.2.x

timhoffm · web-flow · commit f1741d387db6 · 2019-12-07T21:51:01.000+01:00
Backport PR #15851 on branch v3.2.x (ffmpeg is available on default ubuntu packages now)
diff --git a/.travis.yml b/.travis.yml
@@ -21,8 +21,6 @@ addons:
     paths:
     - result_images.tar.bz2
   apt:
-    sources:
-      - sourceline: ppa:jonathonf/ffmpeg-3
     packages:
       - cm-super
       - dvipng
