enum_max_value.cpp:15:3: warning: [chromium-style] kMaxValue enumerator does not match max value 0 of other enumerators
  kMaxValue = kNegative,
  ^
enum_max_value.cpp:20:12: warning: [chromium-style] kMaxValue enumerator should not have a unique value: it should share the value of the highest enumerator
enum class MaxValueIsUnique {
           ^
2 warnings generated.
