Quick javadoc fixes

jetty-monitor/src/main/java/org/eclipse/jetty/monitor/ThreadMonitorInfo.java

@@ -36,7 +36,7 @@ public class ThreadMonitorInfo
     /**
      * Instantiates a new thread monitor info.
      *
-     * @param threadInfo the thread info
+     * @param thread the thread this object is created for
      */
     public ThreadMonitorInfo(Thread thread)
     {

jetty-overlay-deployer/src/test/java/org/eclipse/jetty/overlays/OverlayedAppProviderTest.java

@@ -75,7 +75,7 @@ public class OverlayedAppProviderTest
         {
             /* ------------------------------------------------------------ */
             /**
-             * @see org.eclipse.jetty.overlays.OverlayedAppProvider#updateLayers(java.util.List)
+             * @see org.eclipse.jetty.overlays.OverlayedAppProvider#updateLayers(java.util.Set)
              */
             @Override
             protected void updateLayers(Set<String> filenames)
@@ -144,7 +144,7 @@ public class OverlayedAppProviderTest
         {
             /* ------------------------------------------------------------ */
             /**
-             * @see org.eclipse.jetty.overlays.OverlayedAppProvider#updateLayers(java.util.List)
+             * @see org.eclipse.jetty.overlays.OverlayedAppProvider#updateLayers(java.util.Set)
              */
             @Override
             protected void updateLayers(Set<String> filenames)

jetty-websocket/src/main/java/org/eclipse/jetty/websocket/WebSocketFactory.java

@@ -42,7 +42,7 @@ public class WebSocketFactory
         /**
          * @param request
          * @param protocol
-         * @return
+         * @returns
          */
         WebSocket doWebSocketConnect(HttpServletRequest request, String protocol);
 
@@ -136,7 +136,6 @@ public class WebSocketFactory
      * @param request   The request to upgrade
      * @param response  The response to upgrade
      * @param websocket The websocket handler implementation to use
-     * @param origin    The origin of the websocket connection
      * @param protocol  The websocket protocol
      * @throws IOException in case of I/O errors
      */