Bug 470811, force NSS chk files to be replaced rather than patched in partial...

Bug 470811, force NSS chk files to be replaced rather than patched in partial updates, p=rstrong, r=bsmedberg,bhearsum, NPOTB

tools/update-packaging/make_incremental_update.sh

@@ -24,19 +24,23 @@ check_for_forced_update() {
   force_list="$1"
   forced_file_chk="$2"
 
-  ## 'false'... because this is bash. Oh yay!  
-  local do_force=1
   local f
 
+  if [ "${forced_file_chk##*.}" = "chk" ]
+  then
+    ## "true" *giggle*
+    return 0;
+  fi
+
   for f in $force_list; do
     #echo comparing $forced_file_chk to $f
     if [ "$forced_file_chk" = "$f" ]; then
       ## "true" *giggle*
-      do_force=0
-      break
+      return 0;
     fi
   done
-  return $do_force;
+  ## 'false'... because this is bash. Oh yay!
+  return 1;
 }
 
 if [ $# = 0 ]; then