[gtk: 3/3] Merge branch 'check-half-float' into 'main'

[Matthias Clasen <matthiasc src gnome org>]

commit dacca9ece0eb4e3a523e0e3cd48458a154c7861c
Merge: bd9c491076 0da75b0bbf
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri May 6 18:02:05 2022 +0000

    Merge branch 'check-half-float' into 'main'
    
    gdk: Check OES_vertex_half_float GLES extension
    
    See merge request GNOME/gtk!4689

 gdk/gdkglcontext.c        | 22 ++++++++++++++++++----
 gdk/gdkglcontextprivate.h |  2 ++
 gsk/gl/gskglrenderer.c    | 22 +++++++++++++++++++++-
 3 files changed, 41 insertions(+), 5 deletions(-)
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