
backup data to disk if shutdown is due to switching to sync. BUG=362679 Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=289709 Review URL: https://codereview.chromium.org/455023003 Cr-Commit-Position: refs/heads/master@{#289840} git-svn-id: svn://svn.chromium.org/chrome/trunk/src@289840 0039d316-1c4b-4281-b951-d872f2087c98