Update method name to match def
Pull request: https://github.com/WebKit/WebKit/pull/20170
rdar://118121712
Committed 270395@main (4d16e41d72b5): <https://commits.webkit.org/270395@main> Reviewed commits have been landed. Closing PR #20170 and removing active labels.
<rdar://problem/118122121>
Committed 267815.564@safari-7617-branch (6cb696dca067): <https://commits.webkit.org/267815.564@safari-7617-branch> Reviewed commits have been landed. Closing PR #919 and removing active labels.
Reopened Bugzilla. fake regression for revert testing, tracking revert in https://bugs.webkit.org/show_bug.cgi?id=267969.