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3679Remove reliance on UTS22, which is apparently too loose. This will be addressed by registering aliases instead. Anne's apparently leading that effort.2009-08-26 03:58
@@ -4769,26 +4769,24 @@ a.setAttribute('href', 'http://example.com/'); // change the content attribute d
   <p class="note">It is not unusual for Web browsers to support dozens
   if not upwards of a hundred distinct character encodings.</p>
 
   <p>User agents must support the preferred MIME name of every
   character encoding they support that has a preferred MIME name, and
   should support all the IANA-registered aliases. <a
   href="#refsIANACHARSET">[IANACHARSET]</a></p>
 
   <p>When comparing a string specifying a character encoding with the
   name or alias of a character encoding to determine if they are
-  equal, user agents must use the Charset Alias Matching rules defined
-  in Unicode Technical Standard #22. <a
-  href="#refsUTS22">[UTS22]</a></p>
-
-  <p class="example">For instance, "GB_2312-80" and "g.b.2312(80)" are
-  considered equivalent names.</p>
+  equal, user agents must remove any leading or trailing <span
+  title="space character">space characters</span> in both names, and
+  then perform the comparison in an <span>ASCII
+  case-insensitive</span> manner.</p>
 
 <!-- this bit will be replaced by actual alias registrations in due course -->
 
   <p>In addition, user agents must support the aliases given in the
   following table, so that labels from the first column are treated as
   equivalent to the labels given in the corresponding cell from the
   second column on the same row.</p>
 
   <table>
    <caption>Additional character encoding aliases</caption>
@@ -87703,28 +87701,20 @@ interface <span>HTMLDocument</span> {
    composite approach to language/encoding
    detection</a></cite>. S. Li, K. Momoi. Netscape, September 2001. In
    <cite>Proceedings of the 19th International Unicode
    Conference</cite>.</dd>
 
    <dt id="refsUTF7">[UTF7]</dt>
    <dd><cite><a href="http://www.ietf.org/rfc/rfc2152.txt">UTF-7: A
    Mail-Safe Transformation Format of Unicode</a></cite>,
    D. Goldsmith, M. Davis. IETF, May 1997.</dd>
 
-   <dt id="refsUTS22">[UTS22]</dt>
-   <dd><cite><a
-   href="http://www.unicode.org/reports/tr22/#Charset_Alias_Matching">Charset
-   Alias Matching</a></cite>. In <cite><a
-   href="http://www.unicode.org/reports/tr22/">UTS #22: Character
-   Mapping Markup Language (CharMapML)</a></cite>, M. Davis,
-   M. Scherer. Unicode Consortium, June 2006.</dd>
-
    <dt id="refsWEBADDRESSES">[WEBADDRESSES]</dt>
    <dd><cite><a href="http://www.w3.org/html/wg/href/draft">Web
    addresses in HTML 5</a></cite>, D. Connolly,
    C. Sperberg-McQueen. March 2009.</dd>
 
    <dt id="refsWEBDATABASE">[WEBDATABASE]</dt>
    <dd><cite><a href="http://dev.w3.org/html5/webdatabase/">Web
    Database</a></cite>, I. Hickson. W3C, July
    2009.</dd>
 

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