Revert "Introducing the Platform Abstraction Layer (PAL)"
Created attachment 252601 [details] Patch
Created attachment 252602 [details] Patch
http://trac.webkit.org/changeset/183940
Also http://trac.webkit.org/changeset/183952 and https://bugs.webkit.org/show_bug.cgi?id=144768
This reverts https://bugs.webkit.org/show_bug.cgi?id=143358 and http://trac.webkit.org/changeset/183883