Bilal Elmoussaoui 138767fa7c cogl: Drop unnused functions
These functions ends-up calling gdk-pixbuf for loading textures/bitmaps
from a file and they don't seem to be used anywhere.

These changes are only useful with the following up commit.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3097>
2023-10-23 16:32:35 +00:00
..
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2023-08-31 09:47:50 +00:00
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