tree 67ffc73147ce036afa756ffa9b7d1ee64877f71e
parent 299c427605bead0f6b6b38b158c2b6c713af2d03
author Wade Guthrie <wdg@chromium.org> 1369761385 -0700
committer ChromeBot <chrome-bot@google.com> 1372290624 -0700

shill: Adds UMA for scan-connect time.

This metric covers time from start of scan through end of a successful
connect.

BUG=chromium:245807
TEST=unittest and manual.  For manual tests, do the following:

  1) reboot your chrome device
  b) browse to chrome://histograms
  iii) Verify that there's an entry for
       "Network.Shill.Wifi.TimeToScanAndConnect"

Change-Id: I3ef3f142c65b2e1d8449cf9b5405c63891261fc2
Reviewed-on: https://gerrit.chromium.org/gerrit/57271
Commit-Queue: Wade Guthrie <wdg@chromium.org>
Reviewed-by: Wade Guthrie <wdg@chromium.org>
Tested-by: Wade Guthrie <wdg@chromium.org>