Unreviewed, rolling out r174264.
https://bugs.webkit.org/show_bug.cgi?id=137392

It broke run-webkit-tests (Requested by ebalazsfalvi on
#webkit).

Reverted changeset:

"Remove workarounds for versions of Python before 2.7"
https://bugs.webkit.org/show_bug.cgi?id=137338
http://trac.webkit.org/changeset/174264

Patch by Commit Queue <commit-queue@webkit.org> on 2014-10-03

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@174265 268f45cc-cd09-0410-ab3c-d52691b4dbfc