--- a/spec/Overview-WebCryptoAPI.xml	Wed Oct 22 14:06:07 2014 -0700
+++ b/spec/Overview-WebCryptoAPI.xml	Wed Oct 22 14:09:50 2014 -0700
@@ -9989,14 +9989,6 @@
                   </p>
                 </li>
                 <li>
-                  <p>
-                    If <var>usages</var> contains a value which is not
-                    one of <code>"deriveKey"</code> or <code>"deriveBits"</code>,
-                    then <a href="#concept-return-an-error">return an error</a> named
-                    <a href="#dfn-InvalidAccessError"><code>InvalidAccessError</code></a>.
-                  </p>
-                </li>
-                <li>
                   <dl class="switch">
                     <dt>
                       If the <a href="#dfn-EcKeyGenParams-namedCurve">namedCurve</a> member of

--- a/spec/Overview.html	Wed Oct 22 14:06:07 2014 -0700
+++ b/spec/Overview.html	Wed Oct 22 14:09:50 2014 -0700
@@ -9666,14 +9666,6 @@
                   </p>
                 </li>
                 <li>
-                  <p>
-                    If <var>usages</var> contains a value which is not
-                    one of <code>"deriveKey"</code> or <code>"deriveBits"</code>,
-                    then <a href="#concept-return-an-error">return an error</a> named
-                    <a href="#dfn-InvalidAccessError"><code>InvalidAccessError</code></a>.
-                  </p>
-                </li>
-                <li>
                   <dl class="switch">
                     <dt>
                       If the <a href="#dfn-EcKeyGenParams-namedCurve">namedCurve</a> member of