Setting flag directly after constructing element

source

@@ -103061,12 +103061,12 @@ dictionary <dfn>StorageEventInit</dfn> : <span>EventInit</span> {
   is created, its name, public identifier, and system identifier must be marked as missing (which is
   a distinct state from the empty string), and the <i data-x="force-quirks flag">force-quirks flag</i>
   must be set to <i>off</i> (its other state is <i>on</i>). Start and end tag tokens have a tag name,
-  a <dfn data-x="self-closing flag">self-closing flag</dfn>, a
-  <dfn data-x="duplicate attribute flag">duplicate attribute flag</dfn> and a list of attributes,
-  each of which has a name and a value. When a start or end tag token is created, its
-  <i data-x="self-closing flag">self-closing flag</i> must be unset (its other state is that it be set),
-  its <i data-x="duplicate attribute flag">duplicate attribute flag</i> must be unset (its other state
-  is that it be set), and its attributes list must be empty. Comment and character tokens have data.</p>
+  a <dfn data-x="self-closing flag">self-closing flag</dfn>, a <dfn data-x="duplicate attribute flag">
+  duplicate attribute flag</dfn>, and a list of attributes, each of which has a name and a value.
+  When a start or end tag token is created, its <i data-x="self-closing flag">self-closing flag</i>
+  must be unset (its other state is that it be set), its <i data-x="duplicate attribute flag">
+  duplicate attribute flag</i> must be unset (its other state is that it be set), and its attributes
+  list must be empty. Comment and character tokens have data.</p>
 
   <p>When a token is emitted, it must immediately be handled by the <span>tree construction</span>
   stage. The tree construction stage can affect the state of the tokenization stage, and can insert
@@ -104057,8 +104057,8 @@ dictionary <dfn>StorageEventInit</dfn> : <span>EventInit</span> {
   appropriate), the complete attribute's name must be compared to the other attributes on the same
   token; if there is already an attribute on the token with the exact same name, then this is a
   <span data-x="parse-error-duplicate-attribute">duplicate-attribute</span> <span>parse error</span>,
-  the new attribute must be removed from the token and the token's
-  <i data-x="duplicate attribute flag">duplicate attribute flag</i> must be set</p>
+  the new attribute must be removed from the token and the token's <i data-x="duplicate attribute
+  flag">duplicate attribute flag</i> must be set</p>.
 
   <p class="note">If an attribute is so removed from a token, it, and the value that gets associated
   with it, if any, are never subsequently used by the parser, and are therefore effectively
@@ -105740,10 +105740,8 @@ dictionary <dfn>StorageEventInit</dfn> : <span>EventInit</span> {
    <li>
     <p>Let <var>element</var> be the result of <span data-x="create an element">creating an
     element</span> given <var>document</var>, <var>localName</var>, <var>given
-    namespace</var>, null, <var>is</var>, and the
-    <span data-x="duplicate attribute flag">duplicate attribute flag</span> of the token.
-    If <var>will execute script</var> is true, set the
-    <var>synchronous custom elements flag</var>; otherwise, leave it unset.
+    namespace</var>, null, <var>is</var>. If <var>will execute script</var> is true,
+    set the <var>synchronous custom elements flag</var>; otherwise, leave it unset.
 
     <p class="note">This will cause <span data-x="custom element constructor">custom element
     constructors</span> to run, if <var>will execute script</var> is true. However, since we
@@ -105752,6 +105750,12 @@ dictionary <dfn>StorageEventInit</dfn> : <span>EventInit</span> {
     data-x="dom-document-open">the document to be blown away</span>.</p>
    </li>
 
+   <li>
+    If the <span data-x="duplicate attribute flag">duplicate attribute flag</span> of the token
+    is set, set <var>element</var>'s <span data-x="concept-element-duplicate-attribute-present">
+    duplicate attribute present</span> to true.
+   </li>
+
    <li>
     <p><span data-x="concept-element-attributes-append">Append</span> each attribute in the given
     token to <var>element</var>.</p>