[cairo] cairo-user-fonts in hb-view

[Matthias Clasen]

On Tue, Feb 8, 2022 at 7:09 PM Behdad Esfahbod <behdad at behdad.org> wrote:


> There's also leaks that valgrind is showing me...
>

Here's some leak fixes for the color glyph support in user fonts.
These are just from the reading the code, so testing appreciated:
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