[gtk: 6/6] Merge branch 'smarter-diff' into 'master'

[Matthias Clasen <matthiasc src gnome org>]

commit 711acb6aa7280b2b687a5b3a23e26bb79cabe968
Merge: 3e94c5afa4 146069058f
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Mar 28 17:24:23 2021 +0000

    Merge branch 'smarter-diff' into 'master'
    
    Smarter diff
    
    See merge request GNOME/gtk!3361

 gsk/gskdiff.c              |  2 +-
 gsk/gskrendernode.c        | 21 +++++++---
 gsk/gskrendernodeimpl.c    | 48 +++++++++++++++++-----
 gsk/gskrendernodeprivate.h |  3 ++
 gsk/ngl/gsknglrenderjob.c  |  2 -
 testsuite/gsk/diff.c       | 99 ++++++++++++++++++++++++++++++++++++++++++++++
 testsuite/gsk/meson.build  | 33 ++++++++++++++++
 7 files changed, 189 insertions(+), 19 deletions(-)
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