simplify condition in ping processing

sections/semantics-links.include

@@ -943,10 +943,10 @@
 
 <h5 id="sec-hyperlink-auditing"><dfn>Hyperlink auditing</dfn></h5>
 
-  If a <a>hyperlink</a> created by an <{a}> or <{area}> element has a <{links/ping}> attribute,
-  and the user follows the hyperlink, and the value of the element's <{links/href}> attribute can be <a>parsed</a>
-  relative to the element's <a>node document</a> without failure, then the user agent must take the <{links/ping}>
-  attribute's value, <a lt="split a string on ASCII whitespace">split that string on ASCII whitespace</a>, parse each resulting token relative to the element's node document,
+  If a <a>hyperlink</a> created by an <{a}> or <{area}> element has a <{links/ping}> attribute whose <{links/href}> attribute can be <a>parsed</a>
+  relative to the element's <a>node document</a> without failure, and the user follows the hyperlink,
+  then the user agent must take the <{links/ping}> attribute's value, <a lt="split a string on spaces">split that string on spaces</a>,
+  parse each resulting token relative to the element's node document,
   then run these steps for each <a>resulting URL record</a> ping URL (ignoring tokens that fail to parse):
 
   * If <var>ping URL</var>'s <a>scheme</a> is not an <a>HTTP(S) scheme</a>, then return.