Both g_get_user_cache_dir and g_get_user_data_dir are requested in multiple places so let's move them into FileSystem.
Created attachment 455676 [details] Patch
Committed r291835 (248853@main): <https://commits.webkit.org/248853@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 455676 [details].
<rdar://problem/90806138>