Add libwebrtc.dylib version check
<rdar://problem/69441354>
Created attachment 409563 [details] Patch
Created attachment 409564 [details] Patch
Committed r267539: <https://trac.webkit.org/changeset/267539> All reviewed patches have been landed. Closing bug and clearing flags on attachment 409564 [details].
Reverted r267539 for reason: Causes WebContent process crash in certain configurations Committed r268288: <https://trac.webkit.org/changeset/268288>