Stop using testRunner.setPrivateBrowsingEnabled_DEPRECATED() in plugins/private-browsing-mode.html as it does not do the right thing for WebKit2.
Created attachment 378131 [details] Patch
Comment on attachment 378131 [details] Patch Clearing flags on attachment: 378131 Committed r249561: <https://trac.webkit.org/changeset/249561>
All reviewed patches have been landed. Closing bug.
<rdar://problem/55099311>