We need to explicitly trigger a framebuffer update for server side rendered

cursors. Previously this happened to work anyway because we had a lot of
triggers for updates. After the cleanup, we need to be more explicit.


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4824 3789f03b-4d11-0410-bbf8-ca57d06f2519

common/rfb/VNCSConnectionST.cxx

@@ -345,8 +345,10 @@ void VNCSConnectionST::renderedCursorChange()
   if (state() != RFBSTATE_NORMAL) return;
   if (!renderedCursorRect.is_empty())
     removeRenderedCursor = true;
-  if (needRenderedCursor())
+  if (needRenderedCursor()) {
     drawRenderedCursor = true;
+    writeFramebufferUpdateOrClose();
+  }
 }
 
 // needRenderedCursor() returns true if this client needs the server-side