[gtk/macos-ci: 5/9] printing: Remove cairo header checks

[Matthias Clasen <matthiasc src gnome org>]

commit aabf67817c4a65be39af74d7e4c799c0788813f1
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Jan 3 11:59:14 2021 -0500

    printing: Remove cairo header checks
    
    cc.has_header doesn't work with subprojects, and all this
    check does is to make the build fail, so we can just...
    let the build fail instead.

 modules/printbackends/meson.build | 13 -------------
 1 file changed, 13 deletions(-)
---
diff --git a/modules/printbackends/meson.build b/modules/printbackends/meson.build
index c5d7b4cdaa..64d8a41974 100644
--- a/modules/printbackends/meson.build
+++ b/modules/printbackends/meson.build
@@ -1,18 +1,5 @@
 print_backends = []
 
-if not cc.has_header('cairo-pdf.h', dependencies : cairo_dep)
-  error('Cannot find cairo-pdf.h. You must build Cairo with the pdf backend enabled.')
-endif
-
-if os_unix
-  if not cc.has_header('cairo-ps.h', dependencies : cairo_dep)
-    error('Cannot find cairo-ps.h. You must build Cairo with the postscript backend enabled.')
-  endif
-  if not cc.has_header('cairo-svg.h', dependencies : cairo_dep)
-    error('Cannot find cairo-svg.h. You must build Cairo with the svg backend enabled.')
-  endif
-endif
-
 printbackends_subdir = 'gtk-4.0/@0@/printbackends'.format(gtk_binary_version)
 printbackends_install_dir = join_paths(get_option('libdir'), printbackends_subdir)