3 new bootperf events:
commit3eed470ffca94ba678eb948c6fcefd15e0a94bd4
authoralemate@chromium.org <alemate@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Thu, 7 Nov 2013 16:21:21 +0000 (7 16:21 +0000)
committeralemate@chromium.org <alemate@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Thu, 7 Nov 2013 16:21:21 +0000 (7 16:21 +0000)
tree7b89605dffb2891e9b90c51e896373b0cd693bf0
parent4a2ad1adac727796acd417b09a9be31f97a00bc7
3 new bootperf events:
  login-start-signin-screen
  login-wait-for-signin-state-initialize
  login-send-user-list

and a simple interface to add bootperf events alike not modifying session-manager.

BUG=257026

TEST=manual

Review URL: https://codereview.chromium.org/41163003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@233623 0039d316-1c4b-4281-b951-d872f2087c98
chrome/browser/chromeos/login/login_display_host_impl.cc
chrome/browser/ui/webui/chromeos/login/signin_screen_handler.cc
content/browser/web_contents/web_contents_impl.cc