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Created attachment 450795 [details] For EWS
Comment on attachment 450795 [details] For EWS View in context: https://bugs.webkit.org/attachment.cgi?id=450795&action=review Thanks for the review! > Source/WebKit/WebProcess/cocoa/VideoFullscreenManager.mm:320 > + setPlayerIdentifier(contextId, player->identifier()); Ah, so after a bit more testing, I discovered is that this breaks fullscreen media in WebKit2 in the case where the GPUP: Media flag is off, since it tries to send an invalid (0) ObjectIdentifier across the process boundary :P I'll add a check for here to guard against this case.
Created attachment 450837 [details] For landing
Committed r289100 (246797@main): <https://commits.webkit.org/246797@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 450837 [details].
<rdar://problem/88468414>