commit 3c930613c1a08249ffac60ba153805ed1d9216d4
author Pinyao Ting <pinyaoting@google.com> Tue May 19 00:26:03 2020 +0000
committer Pinyao Ting <pinyaoting@google.com> Wed May 27 10:39:40 2020 -0700
tree 9bda47f398124e28750549644befd0f7209dc2c2
parent 0c5fe51a1a9d7178fbbf69c0bb6154682fd98fb9

Persists bubbles to disk (part 4)

1. Decouple Bubble from NotificationEntry
2. Convert ShortcutInfo into Bubbles
3. Load overflow bubbles into memory

Test: follow the following steps
1. add a few bubbles from test app
2. restart the device
3. add a bubble from test app
4. click the plus sign to expand overview bubbles
5. verify overflow bubbles is displayed properly

This reverts commit b28e0568a062e779816a7b5bf0e5e1eac7ca005d.
Reason for revert: Rolling-forward with fixed unit test

Bug: 156697897
Bug: 149713060
Change-Id: I21e4b17ee53ee7b6698115e1b497253bb54b355f