[gtk: 6/6] Merge branch 'matthiasc/for-master' into 'master'

[Matthias Clasen <matthiasc src gnome org>]

commit 8eb46bbfb250b90e258bfede2337b89ad66602d5
Merge: 1635d9fb78 79f273348d
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Jan 29 15:15:43 2021 +0000

    Merge branch 'matthiasc/for-master' into 'master'
    
    Matthiasc/for master
    
    Closes #3615
    
    See merge request GNOME/gtk!3132

 demos/node-editor/help-window.ui       |   1 +
 demos/node-editor/node-editor-window.c |  20 ++++++
 gsk/gl/gskglrenderer.c                 |  32 +++++-----
 gsk/gl/gskglshaderbuilder.c            |  14 ++--
 tests/showrendernode.c                 | 113 ++++++++++++++++++++++-----------
 testsuite/gsk/compare/issue-3615.node  |  27 ++++++++
 testsuite/gsk/compare/issue-3615.png   | Bin 0 -> 385 bytes
 testsuite/gsk/meson.build              |   1 +
 8 files changed, 150 insertions(+), 58 deletions(-)
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