WebPageProxy is the owner of the PageClient so setting the QWKPagePrivate as PageClient is wrong (QWKPagePrivate holds the WebPageProxy and that would destroy it so the callchain ends in double destruction).
Created attachment 62574 [details]
Created attachment 62577 [details]
Oops, the last one did not build.
Comment on attachment 62577 [details]
If this is being deleted automatically (is it an OwnPtr?), it would be nice with a comment here.
Created attachment 62682 [details]
Comment - suggested by Kenneth - has been added.
Comment on attachment 62682 [details]
Clearing flags on attachment: 62682
Committed r64122: <http://trac.webkit.org/changeset/64122>
All reviewed patches have been landed. Closing bug.