This adds a missing initialization call.
Pull request: https://github.com/WebKit/WebKit/pull/3913
Committed 254060@main (3fdf5bf15440): <https://commits.webkit.org/254060@main> Reviewed commits have been landed. Closing PR #3913 and removing active labels.
<rdar://problem/99451148>
*** Bug 244669 has been marked as a duplicate of this bug. ***
Committed 252432.834@safari-7614-branch (656a964689f2): <https://commits.webkit.org/252432.834@safari-7614-branch> Reviewed commits have been landed. Closing PR #213 and removing active labels.