$ git cl upload
Running presubmit upload checks ...

Presubmit checks took 3.7s to calculate.

Presubmit checks passed.
 third_party/blink/renderer/core/layout/layout_count_test.cc        |   2 --
 third_party/blink/renderer/core/layout/layout_geometry_map_test.cc |  29 +++++++++---------------
 third_party/blink/renderer/core/layout/map_coordinates_test.cc     | 101 ++++++++++++++++++++++++++++++++++++++---------------------------------------------
 third_party/blink/renderer/core/layout/scroll_anchor_test.cc       |  76 ++++++++++++++++++++++++++++----------------------------------
 third_party/blink/renderer/core/layout/scrollbars_test.cc          | 103 ++++++++++++++++++++++++++++++++++---------------------------------------------------
 5 files changed, 131 insertions(+), 180 deletions(-)
remote: Processing changes: new: 1, done            
remote: 
remote: New Changes:        
remote:   https://chromium-review.googlesource.com/#/c/chromium/src/+/1062126 RLS: Deparameterize core/layout unit tests. [WIP]        
remote: 
To https://chromium.googlesource.com/chromium/src.git
 * [new branch]                03513b3edf80347afdb28cdaad714396d3ad667f -> refs/for/refs/heads/master%wip,m=Initial_upload,hashtag=rls
[W2018-05-16 14:03:18,685 108216 139880815732480 gerrit_util.py] A transient error occurred while querying chromium-review.googlesource.com:
POST https://chromium-review.googlesource.com/a/changes/1062126/revisions/current/review HTTP/1.1
HTTP/1.1 500 Internal Server Error
[W2018-05-16 14:03:19,795 108216 139880815732480 gerrit_util.py] A transient error occurred while querying chromium-review.googlesource.com:
POST https://chromium-review.googlesource.com/a/changes/1062126/revisions/current/review HTTP/1.1
HTTP/1.1 404 Not Found
[W2018-05-16 14:03:21,901 108216 139880815732480 gerrit_util.py] A transient error occurred while querying chromium-review.googlesource.com:
POST https://chromium-review.googlesource.com/a/changes/1062126/revisions/current/review HTTP/1.1
HTTP/1.1 404 Not Found
[W2018-05-16 14:03:25,999 108216 139880815732480 gerrit_util.py] A transient error occurred while querying chromium-review.googlesource.com:
POST https://chromium-review.googlesource.com/a/changes/1062126/revisions/current/review HTTP/1.1
HTTP/1.1 404 Not Found
[W2018-05-16 14:03:34,143 108216 139880815732480 gerrit_util.py] A transient error occurred while querying chromium-review.googlesource.com:
POST https://chromium-review.googlesource.com/a/changes/1062126/revisions/current/review HTTP/1.1
HTTP/1.1 500 Internal Server Error
[W2018-05-16 14:03:50,256 108216 139880815732480 gerrit_util.py] A transient error occurred while querying chromium-review.googlesource.com:
POST https://chromium-review.googlesource.com/a/changes/1062126/revisions/current/review HTTP/1.1
HTTP/1.1 404 Not Found
Traceback (most recent call last):
  File "/usr/local/google/home/skobes/c/depot_tools/git_cl.py", line 6038, in <module>
    sys.exit(main(sys.argv[1:]))
  File "/usr/local/google/home/skobes/c/depot_tools/git_cl.py", line 6020, in main
    return dispatcher.execute(OptionParser(), argv)
  File "/usr/local/google/home/skobes/c/depot_tools/subcommand.py", line 252, in execute
    return command(parser, args[1:])
  File "/usr/local/google/home/skobes/c/depot_tools/git_cl.py", line 5058, in CMDupload
    return cl.CMDUpload(options, args, orig_args)
  File "/usr/local/google/home/skobes/c/depot_tools/git_cl.py", line 1618, in CMDUpload
    ret = self.CMDUploadChange(options, git_diff_args, custom_cl_base, change)
  File "/usr/local/google/home/skobes/c/depot_tools/git_cl.py", line 3121, in CMDUploadChange
    notify=bool(options.send_mail))
  File "/usr/local/google/home/skobes/c/depot_tools/gerrit_util.py", line 722, in AddReviewers
    resp = ReadHttpJsonResponse(conn, accept_statuses=accept_statuses)
  File "/usr/local/google/home/skobes/c/depot_tools/gerrit_util.py", line 432, in ReadHttpJsonResponse
    fh = ReadHttpResponse(conn, accept_statuses)
  File "/usr/local/google/home/skobes/c/depot_tools/gerrit_util.py", line 426, in ReadHttpResponse
    raise GerritError(response.status, reason)
gerrit_util.GerritError: Not Found: Not found: 1062126