Fix NOT_RESTRICTED network capability and enforce it.
With this change:
1. NOT_RESTRICTED should be removed from NetworkRequests that bring up
special restricted carrier networks (e.g. IMS, FOTA).
2. NetworkRequests without NOT_RESTRICTED require CONNECTIVITY_INTERNAL
permission to register
3. Binding sockets to networks without NOT_RESTRICTED requires
(cherry picked from commit 487ffe7d3d84bf65212158f7098e8a84b5b55e09)
6 files changed