We cannot support transparent flash for items in graphicsview in windowless mode. TODO item 3 in https://bugs.webkit.org/show_bug.cgi?id=20081#c54 (and fixes comment 55)
Created attachment 40761 [details] Disable content propagation
Comment on attachment 40761 [details] Disable content propagation Patch looks good, but there's a ChangeLog entry missing :}
Created attachment 40768 [details] Disable content propagation (2) This time with the ChangeLog.
Comment on attachment 40768 [details] Disable content propagation (2) Clearing flags on attachment: 40768 Committed r49231: <http://trac.webkit.org/changeset/49231>
All reviewed patches have been landed. Closing bug.