http://trac.webkit.org/changeset/162710 changed the WebBackForwardListCF serialization without providing a way to import sessions in the old format. <rdar://problem/15911839>
Created attachment 223723 [details] patch
Anders comments that he thinks we should just do the revert of CurrentSessionStateDataVersion and not fail the import if a SnapshotUUID doesn't exist, instead of bumping sessionHistoryCurrentVersion.
Created attachment 224660 [details] patch
Created attachment 224661 [details] flipped a condition
Comment on attachment 224661 [details] flipped a condition Clearing flags on attachment: 224661 Committed r164381: <http://trac.webkit.org/changeset/164381>
All reviewed patches have been landed. Closing bug.