Tethering will now persist to on (until turned off) through upstream net drops,
tunnels, switches to wifi or 2G, mms sends, etc. It will also strive to use
the most natural connection and only go to HiPri/Dun APNs when needed.
bug:2519915
bug:2501837
Change-Id: Iedf6647daad8df507d7c87d1130b204b0a0acc7b
Now Tethering gets notified of UMS changes. Turns out UMS Broadcasts
have attached data with a file scheme and the filter had to be set
correctly.
bug:2504908
Change-Id: I67d979000196c90068fe59846b4fa2bbf6ea00d8
Also make the usb interface configuration more robust so retries are possible.
Makes all Tethering errors recoverable - no harm letting them try again anyway. Worst case
is they need to reboot.
when USB is connected and disconnected.
This is needed because the UMS broadcasts will not be sent when UMSis disabled.
Change-Id: I4488fee2c19ac9c901596d1430ea371df97e4325
Signed-off-by: Mike Lockwood <lockwood@android.com>