commit 1c7b7db4c0c94faed1e092ecc9d40559111ff893
author David Drysdale <drysdale@google.com> Tue Jul 23 10:45:57 2013
committer ChromeBot <chrome-bot@google.com> Thu Aug 01 18:08:10 2013
tree 98f042ec5025ef253f67144484343036eb3fb373
parent 13cd6a968efa5fa2dda6646554fb33c897992ea5

Get Chaps building under Linux again.

Define NO_METRICS if metrics library not available.
Encapsulate UMA event generation in a MetricsWrapper class.

TEST=Ran tests under Chromium OS and Linux
BUG=None
Change-Id: Ia39f07347d684e1c34bfea738e844378e27b6371
Reviewed-on: https://gerrit.chromium.org/gerrit/62987
Reviewed-by: Ross McIlroy <rmcilroy@chromium.org>
Tested-by: David Drysdale <drysdale@google.com>
Commit-Queue: David Drysdale <drysdale@google.com>