Add SPI WKWebpagePreferences._userContentController
Created attachment 395014 [details] Patch
Created attachment 395015 [details] Patch
Comment on attachment 395015 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=395015&action=review > Source/WebKit/UIProcess/WebPageProxy.cpp:5304 > + RELEASE_ASSERT(!policies); This was too aggressive, and technically unrelated. I'll remove this change.
Created attachment 395044 [details] Patch
http://trac.webkit.org/r259307
<rdar://problem/61121163>