Editorial: add <div algorithm> wrappers to Request class

Related to: #1526.

Author: dlrobertson

fetch.bs

@@ -7506,6 +7506,7 @@ object), initially null.
 
 <hr>
 
+<div algorithm>
 <p>To <dfn export for=Request lt=create|creating>create</dfn> a {{Request}} object, given a
 <a for=/>request</a> <var>request</var>, <a for=/>headers guard</a> <var>guard</var>, and
 <a>realm</a> <var>realm</var>, run these steps:
@@ -7524,9 +7525,11 @@ object), initially null.
 
  <li><p>Return <var>requestObject</var>.
 </ol>
+</div>
 
 <hr>
 
+<div algorithm>
 <p>The
 <dfn constructor for=Request id=dom-request lt="Request(input, init)"><code>new Request(<var>input</var>, <var>init</var>)</code></dfn>
 constructor steps are:
@@ -7855,7 +7858,7 @@ constructor steps are:
 
   <ol>
    <li><p>Let <var>bodyWithType</var> be the result of <a for=BodyInit>extracting</a>
-   <var>init</var>["{{RequestInit/body}}"], with <a for=BodyInit/extract><var>keepalive</var></a>
+   <var>init</var>["{{RequestInit/body}}"], with <a for=BodyInit/extract><i>keepalive</i></a>
    set to <var>request</var>'s <a for=request>keepalive</a>.
 
    <li><p>Set <var>initBody</var> to <var>bodyWithType</var>'s <a for="body with type">body</a>.
@@ -7903,6 +7906,7 @@ constructor steps are:
  <li><p>Set <a>this</a>'s <a for=Request>request</a>'s <a for=request>body</a> to
  <var>finalBody</var>.
 </ol>
+</div>
 
 <p>The <dfn attribute for=Request><code>method</code></dfn> getter steps are to return <a>this</a>'s
 <a for=Request>request</a>'s <a for=request>method</a>.
@@ -7916,6 +7920,7 @@ constructor steps are:
 <p>The <dfn attribute for=Request><code>destination</code></dfn> getter are to return <a>this</a>'s
 <a for=Request>request</a>'s <a for=request>destination</a>.
 
+<div algorithm>
 <p>The <dfn attribute for=Request><code>referrer</code></dfn> getter steps are:
 
 <ol>
@@ -7928,6 +7933,7 @@ constructor steps are:
  <li><p>Return <a>this</a>'s <a for=Request>request</a>'s <a for=request>referrer</a>,
  <a lt="URL serializer">serialized</a>.
 </ol>
+</div>
 
 <p>The <dfn attribute for=Request><code>referrerPolicy</code></dfn> getter steps are to return
 <a>this</a>'s <a for=Request>request</a>'s <a for=request>referrer policy</a>.
@@ -7966,6 +7972,7 @@ set; otherwise false.
 
 <hr>
 
+<div algorithm>
 <p>The <dfn method for=Request><code>clone()</code></dfn> method steps are:
 
 <ol>
@@ -7983,6 +7990,7 @@ set; otherwise false.
 
  <li><p>Return <var>clonedRequestObject</var>.
 </ol>
+</div>
 
 
 <h3 id=response-class>Response class</h3>