WebItemProviderPasteboard should be robust when UIItemProvider fails to initialize an object
Created attachment 300256 [details] Patch
<rdar://problem/30294240>
Comment on attachment 300256 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=300256&action=review > Source/WebCore/ChangeLog:9 > + Please see the Radar description for more details, including reproduction steps and analysis of the issue. I don't think that this is a great thing to write in a changelog.
Created attachment 300265 [details] Patch for landing
Comment on attachment 300265 [details] Patch for landing Clearing flags on attachment: 300265 Committed r211453: <http://trac.webkit.org/changeset/211453>