[c] (0) Allow xmlns='' on any HTML element that is a child of a node …

…that isn't an HTML element.

git-svn-id: http://svn.whatwg.org/webapps@1426 340c8d12-0b0e-0410-8428-c7bf67bfef74

index

@@ -6482,10 +6482,29 @@ http://software.hixie.ch/utilities/js/live-dom-viewer/?%3C%21DOCTYPE%20HTML%3E%0
    <dd><code title=handler-onunload><a href="#onunload">onunload</a></code>
   </dl>
 
-  <p>Finally, any attribute starting with the string "<code
-   title="attr-data-*"><a href="#data-">data-</a></code>" may be specified on
+  <p>Also, any attribute starting with the string "<code
+   title="attr-data-*"><a href="#data-">data-</a></code>" can be specified on
    any <span>HTML element</span>, to store custom data specific to the page.
 
+  <p>In <a href="#html-">HTML documents</a>, the <code><a
+   href="#html">html</a></code> element, and any other elements in the <a
+   href="#html-namespace0">HTML namespace</a> whose parent element is not in
+   the <a href="#html-namespace0">HTML namespace</a>, may have an <code
+   title="">xmlns</code> attribute specified, if, and only if, it has the
+   exact value "<code>http://www.w3.org/1999/xhtml</code>". This does not
+   apply to <a href="#xml-documents">XML documents</a>.
+
+  <p class=note>In HTML, the <code title="">xmlns</code> attribute has
+   absolutely no effect. It is basically a talisman. It is allowed merely to
+   make migration to and from XHTML mildly easier. When parsed by an <a
+   href="#html-0">HTML parser</a>, the attribute ends up in the null
+   namespace, not the "<code>http://www.w3.org/2000/xmlns/</code>" namespace
+   like namespace declaration attributes in XML do.
+
+  <p class=note>In XML, an <code title="">xmlns</code> attribute is part of
+   the namespace declaration mechanism, and an element cannot actually have
+   an <code title="">xmlns</code> attribute in the null namespace specified.
+
   <h4 id=the-id><span class=secno>3.4.1 </span>The <dfn id=id
    title=attr-id><code>id</code></dfn> attribute</h4>
 
@@ -7057,8 +7076,7 @@ onActivate, onBeforeDeactivate, onDeactivate, document.hasFocus):
 
    <dt>Element-specific attributes:
 
-   <dd><code title=attr-html-manifest><a href="#manifest">manifest</a></code></dd>
-   <!--<dd><code title="attr-html-xmlns">xmlns</code></dd>-->
+   <dd><code title=attr-html-manifest><a href="#manifest">manifest</a></code>
 
    <dt>DOM interface:
 
@@ -7091,24 +7109,6 @@ onActivate, onBeforeDeactivate, onDeactivate, document.hasFocus):
    href="#base">base</a></code> elements are seen, its value is not subject
    to being made relative to any base URI.
 
-  <p>Though it has absolutely no effect and no meaning, the <code><a
-   href="#html">html</a></code> element, in <a href="#html-">HTML
-   documents</a>, may have an <code title="">xmlns</code> attribute
-   specified, if, and only if, it has the exact value
-   "<code>http://www.w3.org/1999/xhtml</code>". This does not apply to <a
-   href="#xml-documents">XML documents</a>.
-
-  <p class=note>In HTML, the <code title="">xmlns</code> attribute has
-   absolutely no effect. It is basically a talisman. It is allowed merely to
-   make migration to and from XHTML mildly easier. When parsed by an <a
-   href="#html-0">HTML parser</a>, the attribute ends up in the null
-   namespace, not the "<code>http://www.w3.org/2000/xmlns/</code>" namespace
-   like namespace declaration attributes in XML do.
-
-  <p class=note>In XML, an <code title="">xmlns</code> attribute is part of
-   the namespace declaration mechanism, and an element cannot actually have
-   an <code title="">xmlns</code> attribute in the null namespace specified.
-
   <h3 id=document><span class=secno>3.7 </span>Document metadata</h3>
 
   <h4 id=the-head><span class=secno>3.7.1 </span>The <dfn

source

@@ -4945,11 +4945,32 @@ http://software.hixie.ch/utilities/js/live-dom-viewer/?%3C%21DOCTYPE%20HTML%3E%0
    <dd><code title="handler-onunload">onunload</code></dd>
   </dl>
 
-  <p>Finally, any attribute starting with the string "<code
-  title="attr-data-*">data-</code>" may be specified on any <span>HTML
+  <p>Also, any attribute starting with the string "<code
+  title="attr-data-*">data-</code>" can be specified on any <span>HTML
   element</span>, to store custom data specific to the page.</p>
 
 
+  <p>In <span>HTML documents</span>, the <code>html</code> element,
+  and any other elements in the <span>HTML namespace</span> whose
+  parent element is not in the <span>HTML namespace</span>, may have
+  an <code title="">xmlns</code> attribute specified, if, and only if,
+  it has the exact value
+  "<code>http://www.w3.org/1999/xhtml</code>". This does not apply to
+  <span>XML documents</span>.</p>
+
+  <p class="note">In HTML, the <code title="">xmlns</code> attribute
+  has absolutely no effect. It is basically a talisman. It is allowed
+  merely to make migration to and from XHTML mildly easier. When
+  parsed by an <span>HTML parser</span>, the attribute ends up in the
+  null namespace, not the "<code>http://www.w3.org/2000/xmlns/</code>"
+  namespace like namespace declaration attributes in XML do.</p>
+
+  <p class="note">In XML, an <code title="">xmlns</code> attribute is
+  part of the namespace declaration mechanism, and an element cannot
+  actually have an <code title="">xmlns</code> attribute in the null
+  namespace specified.</p>
+
+
   <h4>The <dfn title="attr-id"><code>id</code></dfn> attribute</h4>
 
   <p>The <code title="attr-id">id</code> attribute represents its
@@ -5547,7 +5568,6 @@ onActivate, onBeforeDeactivate, onDeactivate, document.hasFocus):
    <dd>A <code>head</code> element followed by a <code>body</code> element.</dd>
    <dt>Element-specific attributes:</dt>
    <dd><code title="attr-html-manifest">manifest</code></dd>
-   <!--<dd><code title="attr-html-xmlns">xmlns</code></dd>-->
    <dt>DOM interface:</dt>
    <dd>No difference from <code>HTMLElement</code>.</dd>
 <!--
@@ -5576,25 +5596,6 @@ onActivate, onBeforeDeactivate, onDeactivate, document.hasFocus):
   any <code>base</code> elements are seen, its value is not subject to
   being made relative to any base URI.</p>
 
-  <p>Though it has absolutely no effect and no meaning, the
-  <code>html</code> element, in <span>HTML documents</span>, may have
-  an <code title="">xmlns</code> attribute specified, if, and only if,
-  it has the exact value
-  "<code>http://www.w3.org/1999/xhtml</code>". This does not apply to
-  <span>XML documents</span>.</p>
-
-  <p class="note">In HTML, the <code title="">xmlns</code> attribute
-  has absolutely no effect. It is basically a talisman. It is allowed
-  merely to make migration to and from XHTML mildly easier. When
-  parsed by an <span>HTML parser</span>, the attribute ends up in the
-  null namespace, not the "<code>http://www.w3.org/2000/xmlns/</code>"
-  namespace like namespace declaration attributes in XML do.</p>
-
-  <p class="note">In XML, an <code title="">xmlns</code> attribute is
-  part of the namespace declaration mechanism, and an element cannot
-  actually have an <code title="">xmlns</code> attribute in the null
-  namespace specified.</p>
-
 
   <h3>Document metadata</h3>