Correct removal bookkeeping

dom.bs

@@ -2872,13 +2872,13 @@ ignore>oldParent</var> as indicated in the <a for=/>move</a> algorithm below.
 a <var>child</var>, run these steps:
 
 <ol>
+ <!-- Start removing-related bookkeeping steps -->
  <li><p>Let <var>oldParent</var> be <var>node</var>'s <a for=tree>parent</a>.
 
- <li><p><a>Assert</a>: <var>parent</var> is non-null.
+ <li><p><a>Assert</a>: <var>oldParent</var> is non-null.
 
  <li><p>Let <var>index</var> be <var>node</var>'s <a for=tree>index</a>.
 
- <!-- Start removing-related bookkeeping steps -->
  <li><p>For each <a>live range</a> whose <a for=range>start node</a> is an
  <a>inclusive descendant</a> of <var>node</var>, set its <a for=range>start</a> to
  (<var>parent</var>, <var>index</var>).
@@ -2903,7 +2903,7 @@ a <var>child</var>, run these steps:
 
  <li><p>Let <var>oldNextSibling</var> be <var>node</var>'s <a for=tree>next sibling</a>.
 
- <li><p><a for=set>Remove</a> <var>node</var> from its <var>parent</var>'s <a for=tree>children</a>.
+ <li><p><a for=set>Remove</a> <var>node</var> from <var>oldParent</var>'s <a for=tree>children</a>.
 
  <!-- Start insertion-related bookkeeping steps -->
  <li>