Set the "when" field of conversation notifications.

Set the field to the timestamp of the conversation instead of the current time.
This is recommended per the notification doc, and this will prevent bridging of the notifications to wearable after notification repost (until the bridging
logic changes to take post time into consideration).

Bug 16978916

Change-Id: I4d6cec8c92d2ba24bf447a45715fd6959c2a1611
1 file changed