am 14d2a338: Add security fix as seen in http://trac.webkit.org/changeset/44799

Merge commit '14d2a338a0dd9fe7f2e7833ce90aed2f6eef6e34'

* commit '14d2a338a0dd9fe7f2e7833ce90aed2f6eef6e34':
  Add security fix as seen in http://trac.webkit.org/changeset/44799