From 61544aa440d0ef6cff10776a952a9562aa67e295 Mon Sep 17 00:00:00 2001
From: Aryeh Gregor <ayg@aryeh.name>
Date: Fri, 25 Apr 2014 13:26:04 +0300
Subject: [PATCH] Remove traversal active flag concept

Does not appear to be useful, and IE/Chrome do not implement it.
https://www.w3.org/Bugs/Public/show_bug.cgi?id=25412
---
 Overview.src.html | 15 ++-------------
 dom-core.html     | 15 ++-------------
 2 files changed, 4 insertions(+), 26 deletions(-)

diff --git a/Overview.src.html b/Overview.src.html
index 23ead36a..19eb08c6 100644
--- a/Overview.src.html
+++ b/Overview.src.html
@@ -7943,10 +7943,6 @@ <h2>Traversal</h2>
 to filter and traverse <span title=concept-node>node</span>
 <span title=concept-tree>trees</span>.
 
-<p>Each <code>NodeIterator</code> and <code>TreeWalker</code> object has an
-associated <dfn title=concept-traversal-active>active flag</dfn> to avoid
-recursive invocations. It is initially unset.
-
 <p>Each <code>NodeIterator</code> and <code>TreeWalker</code> object also
 has an associated <dfn title=concept-traversal-root>root</dfn>
 <span title=concept-node>node</span>,
@@ -7957,9 +7953,6 @@ <h2>Traversal</h2>
 these steps:
 
 <ol>
- <li><p>If <span title=concept-traversal-active>active flag</span> is set
- <span title=concept-throw>throw</span> an
- "<code>InvalidStateError</code>".
  <li><p>Let <var title>n</var> be <var title>node</var>'s
  <code title=dom-Node-nodeType>nodeType</code> attribute value minus 1.
  <li><p>If the <var title>n</var><sup>th</sup> bit (where 0 is the least
@@ -7969,10 +7962,8 @@ <h2>Traversal</h2>
  <!-- !((1 << (node.nodeType - 1)) & whatToShow) -->
  <li><p>If <span title=concept-traversal-filter>filter</span> is null,
  return <code title=dom-NodeFilter-FILTER_ACCEPT>FILTER_ACCEPT</code>.
- <li><p>Set the <span title=concept-traversal-active>active flag</span>.
  <li><p>Let <var title>result</var> be the return value of invoking
  <span title=concept-traversal-filter>filter</span>.
- <li><p>Unset the <span title=concept-traversal-active>active flag</span>.
  <li><p>If an exception was thrown, re-throw the exception.
  <li><p>Return <var title>result</var>.
 </ol>
@@ -8041,8 +8032,7 @@ <h3>Interface <code>NodeIterator</code></h3>
 </ol>
 
 <p class=note>As mentioned earlier <code>NodeIterator</code> objects have an
-associated <span title=concept-traversal-active>active flag</span>,
-<span title=concept-traversal-root>root</span>
+associated <span title=concept-traversal-root>root</span>
 <span title=concept-node>node</span>,
 <span title=concept-traversal-whatToShow>whatToShow</span> bitmask, and
 <span title=concept-traversal-filter>filter</span> callback as well.
@@ -8152,8 +8142,7 @@ <h3>Interface <code>TreeWalker</code></h3>
 <code title=dom-Document-createTreeWalker>createTreeWalker()</code> method.
 
 <p class=note>As mentioned earlier <code>TreeWalker</code> objects have an
-associated <span title=concept-traversal-active>active flag</span>,
-<span title=concept-traversal-root>root</span>
+associated <span title=concept-traversal-root>root</span>
 <span title=concept-node>node</span>,
 <span title=concept-traversal-whatToShow>whatToShow</span> bitmask, and
 <span title=concept-traversal-filter>filter</span> callback.
diff --git a/dom-core.html b/dom-core.html
index ec6556bd..4cb9d620 100644
--- a/dom-core.html
+++ b/dom-core.html
@@ -8014,10 +8014,6 @@ <h2 id="traversal"><span class="secno">7 </span>Traversal</h2>
 to filter and traverse <a href="#concept-node" title="concept-node">node</a>
 <a href="#concept-tree" title="concept-tree">trees</a>.
 
-<p>Each <code><a href="#nodeiterator">NodeIterator</a></code> and <code><a href="#treewalker">TreeWalker</a></code> object has an
-associated <dfn id="concept-traversal-active" title="concept-traversal-active">active flag</dfn> to avoid
-recursive invocations. It is initially unset.
-
 <p>Each <code><a href="#nodeiterator">NodeIterator</a></code> and <code><a href="#treewalker">TreeWalker</a></code> object also
 has an associated <dfn id="concept-traversal-root" title="concept-traversal-root">root</dfn>
 <a href="#concept-node" title="concept-node">node</a>,
@@ -8028,9 +8024,6 @@ <h2 id="traversal"><span class="secno">7 </span>Traversal</h2>
 these steps:
 
 <ol>
- <li><p>If <a href="#concept-traversal-active" title="concept-traversal-active">active flag</a> is set
- <a href="#concept-throw" title="concept-throw">throw</a> an
- "<code><a href="#invalidstateerror">InvalidStateError</a></code>".
  <li><p>Let <var title="">n</var> be <var title="">node</var>'s
  <code title="dom-Node-nodeType"><a href="#dom-node-nodetype">nodeType</a></code> attribute value minus 1.
  <li><p>If the <var title="">n</var><sup>th</sup> bit (where 0 is the least
@@ -8040,10 +8033,8 @@ <h2 id="traversal"><span class="secno">7 </span>Traversal</h2>
  <!-- !((1 << (node.nodeType - 1)) & whatToShow) -->
  <li><p>If <a href="#concept-traversal-filter" title="concept-traversal-filter">filter</a> is null,
  return <code title="dom-NodeFilter-FILTER_ACCEPT"><a href="#dom-nodefilter-filter_accept">FILTER_ACCEPT</a></code>.
- <li><p>Set the <a href="#concept-traversal-active" title="concept-traversal-active">active flag</a>.
  <li><p>Let <var title="">result</var> be the return value of invoking
  <a href="#concept-traversal-filter" title="concept-traversal-filter">filter</a>.
- <li><p>Unset the <a href="#concept-traversal-active" title="concept-traversal-active">active flag</a>.
  <li><p>If an exception was thrown, re-throw the exception.
  <li><p>Return <var title="">result</var>.
 </ol>
@@ -8112,8 +8103,7 @@ <h3 id="interface-nodeiterator"><span class="secno">7.1 </span>Interface <code><
 </ol>
 
 <p class="note">As mentioned earlier <code><a href="#nodeiterator">NodeIterator</a></code> objects have an
-associated <a href="#concept-traversal-active" title="concept-traversal-active">active flag</a>,
-<a href="#concept-traversal-root" title="concept-traversal-root">root</a>
+associated <a href="#concept-traversal-root" title="concept-traversal-root">root</a>
 <a href="#concept-node" title="concept-node">node</a>,
 <a href="#concept-traversal-whattoshow" title="concept-traversal-whatToShow">whatToShow</a> bitmask, and
 <a href="#concept-traversal-filter" title="concept-traversal-filter">filter</a> callback as well.
@@ -8223,8 +8213,7 @@ <h3 id="interface-treewalker"><span class="secno">7.2 </span>Interface <code><a
 <code title="dom-Document-createTreeWalker"><a href="#dom-document-createtreewalker">createTreeWalker()</a></code> method.
 
 <p class="note">As mentioned earlier <code><a href="#treewalker">TreeWalker</a></code> objects have an
-associated <a href="#concept-traversal-active" title="concept-traversal-active">active flag</a>,
-<a href="#concept-traversal-root" title="concept-traversal-root">root</a>
+associated <a href="#concept-traversal-root" title="concept-traversal-root">root</a>
 <a href="#concept-node" title="concept-node">node</a>,
 <a href="#concept-traversal-whattoshow" title="concept-traversal-whatToShow">whatToShow</a> bitmask, and
 <a href="#concept-traversal-filter" title="concept-traversal-filter">filter</a> callback.