Unreviewed, rolling out r168893.
https://bugs.webkit.org/show_bug.cgi?id=132957

Lots of media tests still come to crash on EFL layout test
(Requested by gyuyoung on #webkit).

Reverted changeset:

"LayoutTests: Unreviewed EFL gardening. Unskip media test both
EFL WK1 and WK2."
http://trac.webkit.org/changeset/168893

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@168897 268f45cc-cd09-0410-ab3c-d52691b4dbfc