Recover auto-drafts lost via Quick Draft.

Merges [28075] from the 3.8 to the 3.7 branch. See [28074].

fixes #27734.


git-svn-id: https://develop.svn.wordpress.org/branches/3.7@28077 602fd350-edb4-49c9-b593-d223f7449a82
3.7.3-RC1


git-svn-id: https://develop.svn.wordpress.org/branches/3.7@28078 602fd350-edb4-49c9-b593-d223f7449a82