[CMake] Don't warn unused cmake variables which aren't used by cmake ports
https://bugs.webkit.org/show_bug.cgi?id=108761

Reviewed by Laszlo Gombos.

Ignore unused macro variables which aren't used by cmake ports.

* Scripts/webkitdirs.pm:
(generateBuildSystemFromCMakeProject):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@141942 268f45cc-cd09-0410-ab3c-d52691b4dbfc
2 files changed