Editorial: remove confusing authors should from tooltip (#1037)

Author: jnurthen

index.html

@@ -9269,7 +9269,7 @@ <h5>Presentational Roles Conflict Resolution</h5>
 			<rdef>tooltip</rdef>
 			<div class="role-description">
 				<p>A contextual popup that displays a description for an element.</p>
-				<p>The <code>tooltip</code> typically becomes visible in response to a mouse hover, or after the owning element receives keyboard focus. In each of these cases, authors SHOULD display the tooltip after a short delay. The use of a <abbr title="Accessible Rich Internet Applications">WAI-ARIA</abbr> tooltip is a supplement to the normal tooltip behavior of the user agent.</p>
+				<p>The <code>tooltip</code> typically becomes visible, after a short delay, in response to a mouse hover, or after the owning element receives keyboard focus. The use of a <abbr title="Accessible Rich Internet Applications">WAI-ARIA</abbr> tooltip is a supplement to the normal tooltip behavior of the user agent.</p>
 				<p class="note">Typical tooltip delays last from one to five seconds.</p>
 				<p>Authors SHOULD ensure that elements with the <a>role</a> <code>tooltip</code> are referenced through the use of <pref>aria-describedby</pref> before or at the time the tooltip is displayed.</p>
 			</div>