CL at
https://chromium-review.googlesource.com/c/chromiumos/platform/tast-tests/+/1270203

This is my first CL to Tast, PTAL. Thanks!

 Issue 854928  has been merged into this issue.

The following revision refers to this bug:
  https://chromium.googlesource.com/chromiumos/platform/tast-tests/+/ed46dc1ffe80a1c35e60b8bce7016ece50aafcf8

commit ed46dc1ffe80a1c35e60b8bce7016ece50aafcf8
Author: Cheng-Yu Lee <cylee@chromium.org>
Date: Thu Oct 18 21:53:35 2018

tast-tests: Add performance test to measure Crostini launch time

BUG= chromium:893422 
TEST=tast run perf.CrostiniStartTime passed and result output to
results-chart.json

Change-Id: I28a2eb672cb9be835073c76aecc2c68d8d902e64
Reviewed-on: https://chromium-review.googlesource.com/1270203
Commit-Ready: ChromeOS CL Exonerator Bot <chromiumos-cl-exonerator@appspot.gserviceaccount.com>
Tested-by: Cheng-Yu Lee <cylee@chromium.org>
Reviewed-by: Dan Erat <derat@chromium.org>
Reviewed-by: Shuhei Takahashi <nya@chromium.org>

[modify] https://crrev.com/ed46dc1ffe80a1c35e60b8bce7016ece50aafcf8/src/chromiumos/tast/local/vm/vm.go
[add] https://crrev.com/ed46dc1ffe80a1c35e60b8bce7016ece50aafcf8/src/chromiumos/tast/local/bundles/cros/vm/crostini_start_time.go
[modify] https://crrev.com/ed46dc1ffe80a1c35e60b8bce7016ece50aafcf8/src/chromiumos/tast/local/bundles/cros/vm/crostini_start_everything.go
[modify] https://crrev.com/ed46dc1ffe80a1c35e60b8bce7016ece50aafcf8/src/chromiumos/tast/local/vm/util.go
[modify] https://crrev.com/ed46dc1ffe80a1c35e60b8bce7016ece50aafcf8/src/chromiumos/tast/local/vm/concierge.go
[modify] https://crrev.com/ed46dc1ffe80a1c35e60b8bce7016ece50aafcf8/src/chromiumos/tast/local/vm/container.go

The following revision refers to this bug:
  https://chromium.googlesource.com/chromiumos/platform/tast-tests/+/d830223b8b3035a6ffb04a95d4850cae181e592a

commit d830223b8b3035a6ffb04a95d4850cae181e592a
Author: Cheng-Yu Lee <cylee@chromium.org>
Date: Wed Oct 24 23:45:08 2018

tast-tests: Add vm.CrostiniStartTime to group crosbolt.

BUG= chromium:893422 
TEST=test_that DUT tast.crosbolt-nightly with hack in tast.py to -build=true

Change-Id: Id80616477a9ddb10459d0d77ac8499e013f41309
Reviewed-on: https://chromium-review.googlesource.com/1297649
Commit-Ready: Cheng-Yu Lee <cylee@chromium.org>
Tested-by: Cheng-Yu Lee <cylee@chromium.org>
Reviewed-by: Dan Erat <derat@chromium.org>

[modify] https://crrev.com/d830223b8b3035a6ffb04a95d4850cae181e592a/src/chromiumos/tast/local/bundles/cros/vm/crostini_start_time.go

The following revision refers to this bug:
  https://chromium.googlesource.com/chromiumos/platform/tast-tests/+/508d9e5838f7dc93194751cba9d1763b6995be19

commit 508d9e5838f7dc93194751cba9d1763b6995be19
Author: Cheng-Yu Lee <cylee@chromium.org>
Date: Fri Nov 09 15:20:11 2018

tast-tests: Move vm.CrostiniStartTime from crosbolt-nightly to
crosbolt-perbuild

BUG= chromium:893422 
TEST=test_that DUT tast.crosbolt-perbuild with local modification of
-build=true in tast.py

Change-Id: I83299762a3e4b853de6d09bfb000ddedbaf170c7
Reviewed-on: https://chromium-review.googlesource.com/1322549
Commit-Ready: Cheng-Yu Lee <cylee@chromium.org>
Tested-by: Cheng-Yu Lee <cylee@chromium.org>
Reviewed-by: Chung-yih Wang <cywang@chromium.org>
Reviewed-by: Shuhei Takahashi <nya@chromium.org>

[modify] https://crrev.com/508d9e5838f7dc93194751cba9d1763b6995be19/src/chromiumos/tast/local/bundles/cros/vm/crostini_start_time.go

 Issue 860805  has been merged into this issue.