diff --git a/mozilla/js/src/js.msg b/mozilla/js/src/js.msg
index 71e815b0acd..70928788e19 100644
--- a/mozilla/js/src/js.msg
+++ b/mozilla/js/src/js.msg
@@ -202,3 +202,4 @@ MSG_DEF(JSMSG_BAD_REGEXP_FLAG,        142, 0, JSEXN_SYNTAXERR, "invalid flag aft
 MSG_DEF(JSMSG_SHARPVAR_TOO_BIG,       143, 0, JSEXN_SYNTAXERR, "overlarge sharp variable number")
 MSG_DEF(JSMSG_ILLEGAL_CHARACTER,      144, 0, JSEXN_SYNTAXERR, "illegal character")
 MSG_DEF(JSMSG_BAD_OCTAL,              145, 1, JSEXN_NONE, "{0} is not a legal ECMA-262 numeric constant")
+MSG_DEF(JSMSG_BAD_INDIRECT_CALL,      146, 1, JSEXN_CALLERR, "Function {0} must be called directly, and not by way of a function of another name.")