typo (dotnet#569)

Author: jgscherber

xml/System.Web/HttpResponseBase.xml

@@ -2240,9 +2240,9 @@
         <ReturnType>System.Boolean</ReturnType>
       </ReturnValue>
       <Docs>
-        <summary>Gets or sets a value that indicates whether to send HTTP content to the client.</summary>
+        <summary>Gets or sets a value that indicates whether only the HTTP headers will be sent to the client.</summary>
         <value>
-          <see langword="true" /> if output is suppressed; otherwise, <see langword="false" />.</value>
+          <see langword="true" /> if HTTP message content is suppressed; otherwise, <see langword="false" />.</value>
         <remarks>To be added.</remarks>
         <exception cref="T:System.NotImplementedException">Always.</exception>
       </Docs>
@@ -2707,4 +2707,4 @@
       </Docs>
     </Member>
   </Members>
-</Type>
+</Type>