Bug 1596544 - intl_ValidateAndCanonicalizeUnicodeExtensionType should ignore the second |option| argument until it's needed to report an error. r=anba
Differential Revision:
https://phabricator.services.mozilla.com/D53145
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https://bugzilla.mozilla.org/show_bug.cgi?id=817531
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<title>Referer: header should be correct</title>
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<body background="background-referrer-image.png">
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