chromeos/components/web_applications/closure_conformance_checks.txt

# JS Conformance rules for ChromeOS Essential Apps.
# See https://github.com/google/closure-compiler/wiki/JS-Conformance-Framework

requirement: {
  java_class: "com.google.javascript.jscomp.ConformanceRules$BanNullDeref"
  error_message: "Attempt to dereference null or undefined."
}