Editorial: <div algorithm> wrappers for more definitions

Related to #1526.

Author: dlrobertson

fetch.bs

@@ -2395,6 +2395,7 @@ known as an <dfn export id=concept-aborted-network-error>aborted network error</
 <a for=response>header list</a> is always empty, and
 <a for=response>body</a> is always null.
 
+<div algorithm>
 <p>To create the <dfn>appropriate network error</dfn> given <a for=/>fetch params</a>
 <var>fetchParams</var>:
 
@@ -2404,6 +2405,7 @@ known as an <dfn export id=concept-aborted-network-error>aborted network error</
  <li><p>Return an <a>aborted network error</a> if <var>fetchParams</var> is
  <a for="fetch params">aborted</a>; otherwise return a <a>network error</a>.
 </ol>
+</div>
 
 <hr>
 
@@ -2509,6 +2511,7 @@ console.log((await fetch("/surprise-me", { redirect: "manual" })).type); // "opa
 
 <hr>
 
+<div algorithm>
 <p>To <dfn export for=response id=concept-response-clone>clone</dfn> a
 <a for=/>response</a> <var>response</var>, run these steps:
 
@@ -2527,6 +2530,7 @@ console.log((await fetch("/surprise-me", { redirect: "manual" })).type); // "opa
 
  <li><p>Return <var>newResponse</var>.
 </ol>
+</div>
 
 <hr>
 
@@ -2544,6 +2548,7 @@ not a <a>fresh response</a> or a <a>stale-while-revalidate response</a>.
 
 <hr>
 
+<div algorithm>
 <p>The <dfn export for=response id=concept-response-location-url>location URL</dfn> of a
 <a for=/>response</a> <var>response</var>, given null or an <a for=/>ASCII string</a>
 <var>requestFragment</var>, is the value returned by the following steps. They return null, failure,
@@ -2579,13 +2584,15 @@ or a <a for=/>URL</a>.
 <p class=note>The <a for=response>location URL</a> algorithm is exclusively used for redirect
 handling in this standard and in <cite>HTML</cite>'s navigate algorithm which handles redirects
 manually. [[!HTML]]
+</div>
 
 
 <h4 id=miscellaneous>Miscellaneous</h4>
 
 <p>A <dfn export id=concept-potential-destination>potential destination</dfn> is
 "<code>fetch</code>" or a <a for=request>destination</a> which is not the empty string.
 
+<div algorithm>
 <p>To <dfn export for=destination id=concept-potential-destination-translate>translate</dfn> a
 <a for=/>potential destination</a> <var>potentialDestination</var>, run these steps:
 
@@ -2596,6 +2603,7 @@ manually. [[!HTML]]
 
  <li><p>Return <var>potentialDestination</var>.
 </ol>
+</div>
 
 
 <h3 id=authentication-entries>Authentication entries</h3>