Revert "Bug 5327: Patch removes unneeded self=shift from TTParser::unshift_token"

This reverts commit d0bb27bf230fb06d4ad263574df811bb67d5d4a2.
see : http://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=5327#c171

diff --git a/C4/TTParser.pm b/C4/TTParser.pm
index 2ea31a6..e088124 100755 (executable)
--- a/C4/TTParser.pm
+++ b/C4/TTParser.pm
@@ -22,6 +22,7 @@ sub next_token{
 
 #unshift token back on @tokens
 sub unshift_token{
+    my $self = shift;
     unshift @tokens, shift;
 }