Ensure that media type parameters are not used.

index.html

@@ -4535,7 +4535,7 @@ <h3>Verification</h3>
 a <a>conforming document</a> (object <var>document</var>)
           </li>
           <li>
-a media type (string <var>mediaType</var>), including any media type parameters
+a media type (string <var>mediaType</var>)
           </li>
           <li>
 zero or more warnings (array of <a>ProblemDetails</a> <var>warnings</var>)
@@ -4577,6 +4577,15 @@ <h3>Verification</h3>
             </ol>
           </li>
           <li>
+Ensure that the <var>result</var>.<var>mediaType</var> value is either
+`application/vc+ld+json` or `application/vp+ld+json` and does not contain any
+media type parameters, as defined in [[RFC6838]]. If the checks fail, set
+<var>result</var>.<var>status</var> to `false`, and add at least one <a
+href="#MEDIA_TYPE_ERROR">MEDIA_TYPE_ERROR</a> to
+<var>result</var>.<var>errors</var>. Other warnings and errors MAY be included
+to aid any debugging process. Return <var>result</var>.
+          </li>
+          <li>
 Ensure that the <var>result</var>.<var>document</var> is a
 <a>conforming document</a>. If it is not, set
 <var>result</var>.<var>status</var> to `false`, remove the