kInvalid           32 chrome/browser/extensions/extension_warning_set.h     kInvalid = 0,
kInvalid           34 extensions/common/permissions/api_permission.h     kInvalid = -2,
kInvalid           23 media/formats/mp4/box_definitions.h   kInvalid = 0,
kInvalid           31 ppapi/tests/test_message_loop.h   enum TestParam { kInvalid, kMainToMain, kBeforeStart, kAfterStart};