A rebase went wrong in <https://bugs.webkit.org/show_bug.cgi?id=203214> and placed the method call to enableRemoteInspectorIfNeeded() in the wrong method. It should be called in WebProcessProxy::didFinishLaunching.
<rdar://problem/60920588>
Created attachment 394614 [details] Patch
Comment on attachment 394614 [details] Patch R=me
Comment on attachment 394614 [details] Patch Thanks for reviewing!
Committed r259046: <https://trac.webkit.org/changeset/259046> All reviewed patches have been landed. Closing bug and clearing flags on attachment 394614 [details].