tree 37dbaf97bb15b63c59df566cc1ce6f634be82723
parent a2e0f770d33347b19323efbfe20dec3868d74b45
author Jack Yu <jackyu@google.com> 1495143666 -0700
committer Jack Yu <jackyu@google.com> 1495153073 -0700

Only shows roaming disconnect notificaiton once

If data connection is not allowed due to data roaming
not enabled, we should only show the notification once
before data is connected again.

Fixed by reverting part of ag/2163254.

Test: Telephony sanity tests
bug: 38279959
Change-Id: I423063809e8814817b53ef97a0bd53df04cfc043