[giow] (2) Try to make the named getter on HTMLFormElement more Web-c…

…ompatible.

Fixing http://www.w3.org/Bugs/Public/show_bug.cgi?id=13776

git-svn-id: http://svn.whatwg.org/webapps@6727 340c8d12-0b0e-0410-8428-c7bf67bfef74

complete.html

@@ -42544,8 +42544,11 @@ <h4 id=categories><span class=secno>4.10.2 </span>Categories</h4>

   <dd>

    <p>Returns the form control in the form with the given <a href=#concept-id title=concept-id>ID</a> or <code title=attr-fe-name><a href=#attr-fe-name>name</a></code> (excluding image buttons for
    historical reasons).</p>
    <p>Returns the form control (or, if there are several, a
    <code><a href=#nodelist>NodeList</a></code> of the form controls) in the form with the
    given <a href=#concept-id title=concept-id>ID</a> or <code title=attr-fe-name><a href=#attr-fe-name>name</a></code> (excluding image buttons for
    historical reasons); or, if there are none, returns the
    <code><a href=#the-img-element>img</a></code> element with the given ID.</p>

    <p>Once an element has been referenced using a particular name,
    that name will continue being available as a way to reference that
@@ -42618,41 +42621,44 @@ <h4 id=categories><span class=secno>4.10.2 </span>Categories</h4>
  the <code title=dom-form-elements><a href=#dom-form-elements>elements</a></code> collection, when
  invoked with the given index as its argument.</p>

  <p>Each <code><a href=#the-form-element>form</a></code> element has a mapping of names to elements
  <hr><!-- Welcome to crazy town. Population: The Web. --><p>Each <code><a href=#the-form-element>form</a></code> element has a mapping of names to elements
  called the <dfn id=past-names-map>past names map</dfn>. It is used to persist names of
  controls even when they change names.</p>

  <p>The <a href=#supported-property-names>supported property names</a> are the union of the
  names currently supported by the object returned by the <code title=dom-form-elements><a href=#dom-form-elements>elements</a></code> attribute, and the names
  currently in the <a href=#past-names-map>past names map</a>.</p>
  <p>The <a href=#supported-property-names>supported property names</a> consist of the values
  of all the <code title=attr-id><a href=#the-id-attribute>id</a></code> and <code title=attr-fe-name><a href=#attr-fe-name>name</a></code> attributes of all the <a href=#category-listed title=category-listed>listed elements</a> and <code><a href=#the-img-element>img</a></code>
  elements that are descendants of the <code><a href=#the-form-element>form</a></code> element, and
  all the names currently in the <a href=#past-names-map>past names map</a>.</p>

  <p>When a <code><a href=#the-form-element>form</a></code> element is <dfn id=dom-form-nameditem title=dom-form-namedItem>indexed for named property
  retrieval</dfn>, the user agent must run the following steps:</p>

  <ol><li>
  <ol><li><p>Let <var title="">candidates</var> be a <a href=#live>live</a>
   <code><a href=#nodelist>NodeList</a></code> object containing all the <a href=#category-listed title=category-listed>listed elements</a> that are descendants
   of the <code><a href=#the-form-element>form</a></code> element and that have either an <code title=attr-id><a href=#the-id-attribute>id</a></code> attribute or a <code title=attr-fe-name><a href=#attr-fe-name>name</a></code> attribute equal to <var title="">name</var>, in <a href=#tree-order>tree order</a>.</li>

    <p>If <var title="">name</var> is one of the <a href=#supported-property-names>supported
    property names</a> of the object returned by the <code title=dom-form-elements><a href=#dom-form-elements>elements</a></code> attribute, then run
    these substeps:</p>
   <li><p>If <var title="">candidates</var> is empty, let <var title="">candidates</var> be a <a href=#live>live</a>
   <code><a href=#nodelist>NodeList</a></code> object containing all the <code><a href=#the-img-element>img</a></code>
   elements that are descendants of the <code><a href=#the-form-element>form</a></code> element and
   that have either an <code title=attr-id><a href=#the-id-attribute>id</a></code> attribute or a
   <code title=attr-img-name><a href=#attr-img-name>name</a></code> attribute equal to <var title="">name</var>, in <a href=#tree-order>tree order</a>.</li>

    <ol><li><p>Let <var title="">candidate</var> be the object returned
     by the <code title=dom-HTMLFormControlsCollection-namedItem><a href=#dom-htmlformcontrolscollection-nameditem>namedItem()</a></code>
     method on the object returned by the <code title=dom-form-elements><a href=#dom-form-elements>elements</a></code> attribute when passed
     the <var title="">name</var> argument.</li>
   <li><p>If <var title="">candidates</var> is empty, <var title="">name</var> is the name of one of the entries in the
   <code><a href=#the-form-element>form</a></code> element's <a href=#past-names-map>past names map</a>: return the
   object associated with <var title="">name</var> in that
   map.</li>

     <li><p>If <var title="">candidate</var> is an element, then add a
     mapping from <var title="">name</var> to <var title="">candidate</var> in the <code><a href=#the-form-element>form</a></code> element's
     <a href=#past-names-map>past names map</a>, replacing the previous entry with
     the same name, if any.</li>
   <li><p>If <var title="">candidates</var> contains more than one
   node, return <var title="">candidates</var> and abort these
   steps.</li>

     <li><p>Return <var title="">candidate</var> and abort these
     steps.</li>
   <li><p>Otherwise, <var title="">candidates</var> contains exactly
   one node. Add a mapping from <var title="">name</var> to the node
   in <var title="">candidates</var> in the <code><a href=#the-form-element>form</a></code> element's
   <a href=#past-names-map>past names map</a>, replacing the previous entry with the
   same name, if any.</li>

    </ol></li>

   <li><p>Otherwise, <var title="">name</var> is the name of one of
   the entries in the <code><a href=#the-form-element>form</a></code> element's <a href=#past-names-map>past names
   map</a>: return the object associated with <var title="">name</var> in that map.</li>
   <li><p>Return the node in <var title="">candidates</var>.</li>

  </ol><p>If an element listed in the <code><a href=#the-form-element>form</a></code> element's <a href=#past-names-map>past
  names map</a> is removed from the <code><a href=#document>Document</a></code>, then its
@@ -42678,8 +42684,17 @@ <h4 id=categories><span class=secno>4.10.2 </span>Categories</h4>
    of writing, Safari returned the first element, Firefox returned
    null (as we do), and IE7 returned the original collection:
    http://software.hixie.ch/utilities/js/live-dom-viewer/?%3C!DOCTYPE%20html%3E...%3Cform%20action%3D%22%2F%22%3E%3Cinput%20name%3Da%20id%3Dfirst%3E%3Cinput%20name%3Da%20id%3Dsecond%3E%3C%2Fform%3E%0A%3Cscript%3E%0A%20w%28document.forms[0].a%29%3B%0A%20document.getElementsByTagName%28%27input%27%29[0].name%20%3D%20%27b%27%3B%0A%20document.getElementsByTagName%28%27input%27%29[1].name%20%3D%20%27b%27%3B%0A%20w%28document.forms[0].length%29%3B%0A%20w%28document.forms[0].a.id%29%3B%0A%3C%2Fscript%3E

    In addition, the <img> fallback nonsense is similarly here for
    legacy reasons. As is the exclusion of <input type=image>.

    Also, check this out:
    http://software.hixie.ch/utilities/js/live-dom-viewer/saved/1220

  -->

  <!-- Now leaving crazy town. -->

  <hr><p>The <dfn id=dom-form-submit title=dom-form-submit><code>submit()</code></dfn>
  method, when invoked, must <a href=#concept-form-submit title=concept-form-submit>submit</a> the <code><a href=#the-form-element>form</a></code>
  element from the <code><a href=#the-form-element>form</a></code> element itself, with the <var title="">submitted from <code title=dom-form-submit><a href=#dom-form-submit>submit()</a></code> method</var> flag set.</p>

index

@@ -42544,8 +42544,11 @@ interface <dfn id=htmlformelement>HTMLFormElement</dfn> : <a href=#htmlelement>H

   <dd>

    <p>Returns the form control in the form with the given <a href=#concept-id title=concept-id>ID</a> or <code title=attr-fe-name><a href=#attr-fe-name>name</a></code> (excluding image buttons for
    historical reasons).</p>
    <p>Returns the form control (or, if there are several, a
    <code><a href=#nodelist>NodeList</a></code> of the form controls) in the form with the
    given <a href=#concept-id title=concept-id>ID</a> or <code title=attr-fe-name><a href=#attr-fe-name>name</a></code> (excluding image buttons for
    historical reasons); or, if there are none, returns the
    <code><a href=#the-img-element>img</a></code> element with the given ID.</p>

    <p>Once an element has been referenced using a particular name,
    that name will continue being available as a way to reference that
@@ -42618,41 +42621,44 @@ interface <dfn id=htmlformelement>HTMLFormElement</dfn> : <a href=#htmlelement>H
  the <code title=dom-form-elements><a href=#dom-form-elements>elements</a></code> collection, when
  invoked with the given index as its argument.</p>

  <p>Each <code><a href=#the-form-element>form</a></code> element has a mapping of names to elements
  <hr><!-- Welcome to crazy town. Population: The Web. --><p>Each <code><a href=#the-form-element>form</a></code> element has a mapping of names to elements
  called the <dfn id=past-names-map>past names map</dfn>. It is used to persist names of
  controls even when they change names.</p>

  <p>The <a href=#supported-property-names>supported property names</a> are the union of the
  names currently supported by the object returned by the <code title=dom-form-elements><a href=#dom-form-elements>elements</a></code> attribute, and the names
  currently in the <a href=#past-names-map>past names map</a>.</p>
  <p>The <a href=#supported-property-names>supported property names</a> consist of the values
  of all the <code title=attr-id><a href=#the-id-attribute>id</a></code> and <code title=attr-fe-name><a href=#attr-fe-name>name</a></code> attributes of all the <a href=#category-listed title=category-listed>listed elements</a> and <code><a href=#the-img-element>img</a></code>
  elements that are descendants of the <code><a href=#the-form-element>form</a></code> element, and
  all the names currently in the <a href=#past-names-map>past names map</a>.</p>

  <p>When a <code><a href=#the-form-element>form</a></code> element is <dfn id=dom-form-nameditem title=dom-form-namedItem>indexed for named property
  retrieval</dfn>, the user agent must run the following steps:</p>

  <ol><li>
  <ol><li><p>Let <var title="">candidates</var> be a <a href=#live>live</a>
   <code><a href=#nodelist>NodeList</a></code> object containing all the <a href=#category-listed title=category-listed>listed elements</a> that are descendants
   of the <code><a href=#the-form-element>form</a></code> element and that have either an <code title=attr-id><a href=#the-id-attribute>id</a></code> attribute or a <code title=attr-fe-name><a href=#attr-fe-name>name</a></code> attribute equal to <var title="">name</var>, in <a href=#tree-order>tree order</a>.</li>

    <p>If <var title="">name</var> is one of the <a href=#supported-property-names>supported
    property names</a> of the object returned by the <code title=dom-form-elements><a href=#dom-form-elements>elements</a></code> attribute, then run
    these substeps:</p>
   <li><p>If <var title="">candidates</var> is empty, let <var title="">candidates</var> be a <a href=#live>live</a>
   <code><a href=#nodelist>NodeList</a></code> object containing all the <code><a href=#the-img-element>img</a></code>
   elements that are descendants of the <code><a href=#the-form-element>form</a></code> element and
   that have either an <code title=attr-id><a href=#the-id-attribute>id</a></code> attribute or a
   <code title=attr-img-name><a href=#attr-img-name>name</a></code> attribute equal to <var title="">name</var>, in <a href=#tree-order>tree order</a>.</li>

    <ol><li><p>Let <var title="">candidate</var> be the object returned
     by the <code title=dom-HTMLFormControlsCollection-namedItem><a href=#dom-htmlformcontrolscollection-nameditem>namedItem()</a></code>
     method on the object returned by the <code title=dom-form-elements><a href=#dom-form-elements>elements</a></code> attribute when passed
     the <var title="">name</var> argument.</li>
   <li><p>If <var title="">candidates</var> is empty, <var title="">name</var> is the name of one of the entries in the
   <code><a href=#the-form-element>form</a></code> element's <a href=#past-names-map>past names map</a>: return the
   object associated with <var title="">name</var> in that
   map.</li>

     <li><p>If <var title="">candidate</var> is an element, then add a
     mapping from <var title="">name</var> to <var title="">candidate</var> in the <code><a href=#the-form-element>form</a></code> element's
     <a href=#past-names-map>past names map</a>, replacing the previous entry with
     the same name, if any.</li>
   <li><p>If <var title="">candidates</var> contains more than one
   node, return <var title="">candidates</var> and abort these
   steps.</li>

     <li><p>Return <var title="">candidate</var> and abort these
     steps.</li>
   <li><p>Otherwise, <var title="">candidates</var> contains exactly
   one node. Add a mapping from <var title="">name</var> to the node
   in <var title="">candidates</var> in the <code><a href=#the-form-element>form</a></code> element's
   <a href=#past-names-map>past names map</a>, replacing the previous entry with the
   same name, if any.</li>

    </ol></li>

   <li><p>Otherwise, <var title="">name</var> is the name of one of
   the entries in the <code><a href=#the-form-element>form</a></code> element's <a href=#past-names-map>past names
   map</a>: return the object associated with <var title="">name</var> in that map.</li>
   <li><p>Return the node in <var title="">candidates</var>.</li>

  </ol><p>If an element listed in the <code><a href=#the-form-element>form</a></code> element's <a href=#past-names-map>past
  names map</a> is removed from the <code><a href=#document>Document</a></code>, then its
@@ -42678,8 +42684,17 @@ interface <dfn id=htmlformelement>HTMLFormElement</dfn> : <a href=#htmlelement>H
    of writing, Safari returned the first element, Firefox returned
    null (as we do), and IE7 returned the original collection:
    http://software.hixie.ch/utilities/js/live-dom-viewer/?%3C!DOCTYPE%20html%3E...%3Cform%20action%3D%22%2F%22%3E%3Cinput%20name%3Da%20id%3Dfirst%3E%3Cinput%20name%3Da%20id%3Dsecond%3E%3C%2Fform%3E%0A%3Cscript%3E%0A%20w%28document.forms[0].a%29%3B%0A%20document.getElementsByTagName%28%27input%27%29[0].name%20%3D%20%27b%27%3B%0A%20document.getElementsByTagName%28%27input%27%29[1].name%20%3D%20%27b%27%3B%0A%20w%28document.forms[0].length%29%3B%0A%20w%28document.forms[0].a.id%29%3B%0A%3C%2Fscript%3E

    In addition, the <img> fallback nonsense is similarly here for
    legacy reasons. As is the exclusion of <input type=image>.

    Also, check this out:
    http://software.hixie.ch/utilities/js/live-dom-viewer/saved/1220

  -->

  <!-- Now leaving crazy town. -->

  <hr><p>The <dfn id=dom-form-submit title=dom-form-submit><code>submit()</code></dfn>
  method, when invoked, must <a href=#concept-form-submit title=concept-form-submit>submit</a> the <code><a href=#the-form-element>form</a></code>
  element from the <code><a href=#the-form-element>form</a></code> element itself, with the <var title="">submitted from <code title=dom-form-submit><a href=#dom-form-submit>submit()</a></code> method</var> flag set.</p>