Implement dummy _WKWebAuthenticationPanel SPI.
<rdar://problem/55918793>
Created attachment 380075 [details] Patch
Created attachment 380092 [details] Patch
ERROR: Source/WebKit/UIProcess/API/Cocoa/_WKWebAuthenticationPanel.h:29: Alphabetical sorting problem. [build/include_order] [4]
Comment on attachment 380092 [details] Patch Clearing flags on attachment: 380092 Committed r250658: <https://trac.webkit.org/changeset/250658>
All reviewed patches have been landed. Closing bug.