Eliminated unused variable

git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@3378 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/win/vncviewer/ConnectionDialog.cxx b/win/vncviewer/ConnectionDialog.cxx
index e7c6b0a..29fd1bc 100644
--- a/win/vncviewer/ConnectionDialog.cxx
+++ b/win/vncviewer/ConnectionDialog.cxx
@@ -44,7 +44,7 @@
   // Locate the combo-box
   // NB: TCharArray converts the supplied char* and assumes ownership!
   for (i=mru.begin(); i!=mru.end(); i++) {
-    int index = SendMessage(box, CB_ADDSTRING, 0, (LPARAM)TCharArray(*i).buf);
+    SendMessage(box, CB_ADDSTRING, 0, (LPARAM)TCharArray(*i).buf);
   }
 
   // Select the first item in the list