Log active use time between kernel crashes.

Also, initialize the network state from flimflam, just in case -- now
that the metrics daemon process starts a bit late,

BUG=none
TEST=unit tests, ran on the device, emerged arm-generic

Review URL: http://codereview.chromium.org/2864009
4 files changed
tree: 7afdaa59bd2f44f791481553f107c1a92d9abaf4
  1. metrics/