[all] add fuchsia.{net.NameLookup,posix.socket.Provider}
[all] add fuchsia.{net.NameLookup,posix.socket.Provider}

These services will replace fuchsia.net.SocketProvider.

Bug: chromium:979080
Change-Id: I8399910e43665f73df40e94ede267c5097997ae7
Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/1680062
Reviewed-by: Scott Graham <e134406e1863f3b48b0795831afac5c0595efb36@chromium.org>
Commit-Queue: Scott Graham <e134406e1863f3b48b0795831afac5c0595efb36@chromium.org>

chromium/crashpad,chromium/crashpad,chromium/crashpad