Rename m_URL to m_frameURL since m_URL violates the style checker and any patches that touch m_URL would have to deal with this style check violation.
Created attachment 408524 [details] Patch
Committed r266919: <https://trac.webkit.org/changeset/266919> All reviewed patches have been landed. Closing bug and clearing flags on attachment 408524 [details].
<rdar://problem/68704517>