Always set current_state_ in SyncSetupFlow::Adance()

Change-Id: I89afdbdf63a68bc9cdcc06beb13dcb166ab0a740

BUG=chromium-os:24622
TEST=See issue


Review URL: http://codereview.chromium.org/8968034

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@116505 0039d316-1c4b-4281-b951-d872f2087c98
1 file changed