https://ci.chromium.org/p/chromium/builders/luci.chromium.try/ios-simulator/1106

[7239/27274] ACTION //ios/web_view:ios_web_view_generate_license(//build/toolchain/mac:ios_clang_x64)
FAILED: ios_web_view/LICENSE 
python ../../tools/licenses.py license_file ios_web_view/LICENSE --gn-target //ios/web_view --gn-out-dir .
Traceback (most recent call last):
  File "../../tools/licenses.py", line 756, in <module>
    sys.exit(main())
  File "../../tools/licenses.py", line 748, in main
    args.output_file, args.gn_out_dir, args.gn_target):
  File "../../tools/licenses.py", line 701, in GenerateLicenseFile
    directory, _REPOSITORY_ROOT, require_license_file=True)
  File "../../tools/licenses.py", line 368, in ParseDir
    "SPECIAL_CASES entry in %s\n" % path)
__main__.LicenseError: missing README.chromium or licenses.py SPECIAL_CASES entry in third_party/skia/third_party/skcms