Merge pull request #1923 from rtoy/1896-fix-waveshaper-constructor-algo

Fix #1896: Fix WaveShaperNode constructor

index.bs

@@ -9388,7 +9388,7 @@ Constructors</h4>
 <dl dfn-type=constructor dfn-for="WaveShaperNode">
 	: <dfn>WaveShaperNode(context, options)</dfn>
 	::
-		Let <var>node</var> be a new {{WaveShaperNode}} object. Initialize <var>node</var>. Set an internal boolean slot <dfn attribute for="WaveShaperNode">[[curve set]]</dfn>, and initialize it to false. Return <var>node</var>.
+		Let <var>node</var> be a new {{WaveShaperNode}} object, and let <dfn attribute for="WaveShaperNode">[[curve set]]</dfn> be an internal slot of the <var>node</var>, initialized to <code>false</code>.  <a href="#audionode-constructor-init">Initialize</a> <var>node</var>. If {{WaveShaperNode/WaveShaperNode()/options!!argument}} is given and specifies a {{WaveShaperOptions/curve}}, set {{[[curve set]]}} to <code>true</code>. Return <var>node</var>.
 
 		<pre class=argumentdef for="WaveShaperNode/WaveShaperNode()">
 			context: The {{BaseAudioContext}} this new {{WaveShaperNode}} will be <a href="#associated">associated</a> with.