Simplify a list of negative PLATFORM() tests
https://bugs.webkit.org/show_bug.cgi?id=107365

Patch by Laszlo Gombos <l.gombos@samsung.com> on 2013-01-20
Reviewed by Eric Seidel.

Simplify a list of negative PLATFORM() tests into a simpler list
of positive tests for better readability and maintenance.

No new tests as there is no new functionality.

* config.h:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@140283 268f45cc-cd09-0410-ab3c-d52691b4dbfc