Close #152: keep new bikeshed from changing these IDs

dom.bs

@@ -792,12 +792,12 @@ Initially the attribute must be initialized to
 Each <a>event</a> has the following associated
 flags that are all initially unset:
 <ul>
- <li><dfn export for=Event>stop propagation flag</dfn>
- <li><dfn export for=Event>stop immediate propagation flag</dfn>
- <li><dfn export for=Event>canceled flag</dfn>
- <li><dfn export for=Event>initialized flag</dfn>
- <li><dfn export for=Event>dispatch flag</dfn>
- <li><dfn export for=Event>in passive listener flag</dfn>
+ <li><dfn export for=Event id=stop-propagation-flag>stop propagation flag</dfn>
+ <li><dfn export for=Event id=stop-immediate-propagation-flag>stop immediate propagation flag</dfn>
+ <li><dfn export for=Event id=canceled-flag>canceled flag</dfn>
+ <li><dfn export for=Event id=initialized-flag>initialized flag</dfn>
+ <li><dfn export for=Event id=dispatch-flag>dispatch flag</dfn>
+ <li><dfn export for=Event id=in-passive-listener-flag>in passive listener flag</dfn>
 </ul>
 
 The
@@ -2260,12 +2260,10 @@ When a <a>collection</a> is created, a
 filter and a root are associated with it.
 
 The <a>collection</a> then
-<dfn export for=Node lt="represented by the collection">represents</dfn> a view of the
-subtree rooted at the <a>collection's</a>
-root, containing only nodes that match the given filter. The view is linear.
-In the absence of specific requirements to the contrary, the nodes within
-the <a>collection</a> must be sorted in
-<a>tree order</a>.
+<dfn export for=Node lt="represented by the collection" id=represented-by-the-collection>represents</dfn>
+a view of the subtree rooted at the <a>collection's</a> root, containing only nodes that match the
+given filter. The view is linear. In the absence of specific requirements to the contrary, the nodes
+within the <a>collection</a> must be sorted in <a>tree order</a>.
 
 
 <h5 id=interface-nodelist>Interface {{NodeList}}</h5>
@@ -2470,11 +2468,11 @@ Each <a>node</a> has an associated list of
 <a>registered observers</a>.
 <!-- XXX also mention this in the {{Node}} section non-normatively? -->
 
-A <dfn export for=MutationObserver>registered observer</dfn> consists of an <b>observer</b> (a
-{{MutationObserver}} object) and <b>options</b> (a
+A <dfn export for=MutationObserver id=registered-observer>registered observer</dfn> consists of an
+<b>observer</b> (a {{MutationObserver}} object) and <b>options</b> (a
 {{MutationObserverInit}} dictionary). A
-<dfn export for=MutationObserver>transient registered observer</dfn> is a specific type of
-<a>registered observer</a> that has a <b>source</b> which is a
+<dfn export for=MutationObserver id=transient-registered-observer>transient registered observer</dfn>
+is a specific type of <a>registered observer</a> that has a <b>source</b> which is a
 <a>registered observer</a>.
 
 <p class="note no-backref"><a>Transient registered observers</a> are used to track
@@ -6528,24 +6526,15 @@ The <dfn export id=concept-range-root for=Range>root</dfn> of a
 <a>start node</a>.
 <!-- start and end have an identical root -->
 
-A <a>node</a> <var>node</var> is
-<dfn export for=Range>contained</dfn> in a <a>range</a>
-<var>range</var> if <var>node</var>'s
-<a for=tree>root</a> is
-the same as <var>range</var>'s
-<a for=Range>root</a>, and (<var>node</var>, 0)
-is <a for=Range>after</a> <var>range</var>'s
-<a>start</a>, and (<var>node</var>,
-<a>length</a> of <var>node</var>) is
-<a for=Range>before</a> <var>range</var>'s
-<a>end</a>.
+A <a>node</a> <var>node</var> is <dfn export for=Range id=contained>contained</dfn> in a
+<a>range</a> <var>range</var> if <var>node</var>'s <a for=tree>root</a> is the same as
+<var>range</var>'s <a for=Range>root</a>, and (<var>node</var>, 0) is <a for=Range>after</a>
+<var>range</var>'s <a>start</a>, and (<var>node</var>, <a>length</a> of <var>node</var>) is
+<a for=Range>before</a> <var>range</var>'s <a>end</a>.
 
-A <a>node</a> is <dfn export for=Range>partially contained</dfn>
-in a <a>range</a> if it is an
-<a>inclusive ancestor</a> of the
-<a>range</a>'s
-<a>start node</a> but not its
-<a>end node</a>, or vice versa.
+A <a>node</a> is <dfn export for=Range id=partially-contained>partially contained</dfn> in a
+<a>range</a> if it is an <a>inclusive ancestor</a> of the <a>range</a>'s <a>start node</a> but not
+its <a>end node</a>, or vice versa.
 
 <div class=note>
  Some facts to better understand these definitions:
@@ -8019,7 +8008,7 @@ interface NodeIterator {
 {{createNodeIterator()}} method.
 
 Each {{NodeIterator}} object has an associated
-<dfn export for=NodeIterator>iterator collection</dfn>, which is a
+<dfn export for=NodeIterator id="iterator-collection">iterator collection</dfn>, which is a
 <a>collection</a> rooted at
 <a for="traversal">root</a>, whose filter matches any
 <a>node</a>.