clear requested region after handling it

ChangeLog

+2005-04-27  Johannes E. Schindelin  <Johannes.Schindelin@gmx.de>
+	* clear requested region (long standing TODO, pointed out by Karl)
+
 2005-04-19  Karl Runge <runge@karlrunge.com>
 	* x11vnc: -wireframe, -wirecopyrect.  Back to the 90's with
 	  wireframes to avoid window move/resize lurching.

libvncserver/rfbserver.c

@@ -1208,7 +1208,7 @@ rfbSendFramebufferUpdate(cl, givenUpdateRegion)
      sraRgnSubtract(cl->modifiedRegion,updateRegion);
      sraRgnSubtract(cl->modifiedRegion,updateCopyRegion);
 
-     /* TODO: is this sensible? sraRgnMakeEmpty(cl->requestedRegion); */
+     sraRgnMakeEmpty(cl->requestedRegion);
      sraRgnMakeEmpty(cl->copyRegion);
      cl->copyDX = 0;
      cl->copyDY = 0;