The following revision refers to this bug:
  https://chromium.googlesource.com/chromiumos/chromite/+/d0b580067b2427e133252ceb09a6ab6bc205d5b3

commit d0b580067b2427e133252ceb09a6ab6bc205d5b3
Author: Caroline Tice <cmtice@google.com>
Date: Wed Jun 28 19:36:03 2017

Add 'lakitu' and 'whirlwind' to toolchain builders.

BUG= chromium:736862 
TEST=Ran run_tests successfully.

Change-Id: I0f41ad6a027dec07eb7818cc84e6dfec82c608bb
Reviewed-on: https://chromium-review.googlesource.com/550596
Commit-Ready: Caroline Tice <cmtice@chromium.org>
Tested-by: Caroline Tice <cmtice@chromium.org>
Reviewed-by: Manoj Gupta <manojgupta@chromium.org>

[modify] https://crrev.com/d0b580067b2427e133252ceb09a6ab6bc205d5b3/cbuildbot/config_dump.json
[modify] https://crrev.com/d0b580067b2427e133252ceb09a6ab6bc205d5b3/cbuildbot/waterfall_layout_dump.txt
[modify] https://crrev.com/d0b580067b2427e133252ceb09a6ab6bc205d5b3/cbuildbot/chromeos_config.py

The following revision refers to this bug:
  https://chromium.googlesource.com/chromiumos/third_party/toolchain-utils/+/856bc6c55617060f5824d6c0e08b5197b89d2ecc

commit 856bc6c55617060f5824d6c0e08b5197b89d2ecc
Author: Caroline Tice <cmtice@google.com>
Date: Fri Jun 30 01:36:16 2017

Add 'lakitu' and 'whirlwind' to rotating builders.

BUG= chromium:736862 
TEST=Successfully ran trybots on lakitu-gcc-toolchain and
whirlwind-llvm-toolchain builders.

Change-Id: Icce7d18d2df0747d67f84c99ed233f910790ee4b
Reviewed-on: https://chromium-review.googlesource.com/557279
Commit-Ready: Caroline Tice <cmtice@chromium.org>
Tested-by: Caroline Tice <cmtice@chromium.org>
Reviewed-by: Yunlian Jiang <yunlian@chromium.org>

[modify] https://crrev.com/856bc6c55617060f5824d6c0e08b5197b89d2ecc/buildbot_test_llvm.py

Closing. Please reopen it if its not fixed. Thanks!