codesearch: eliminate redundant substitutions

We store the full path name and xap_terms already removes
the `P' character, so the loop and substr calls are a
no-op replacing `/' with `/'.

diff --git a/lib/PublicInbox/CodeSearch.pm b/lib/PublicInbox/CodeSearch.pm
index 9051d85f1c5941092e2ded98673ec1a3d40eb064..eb05752513ddb04845448d0281b76bbad02c436b 100644 (file)
--- a/lib/PublicInbox/CodeSearch.pm
+++ b/lib/PublicInbox/CodeSearch.pm
@@ -191,7 +191,6 @@ sub roots2paths { # for diagnostics
                        }
                        $size = $mset->size;
                } while ($size);
-               substr($_, 0, 1, '/') for @$dirs; # s!^P!/!
                @$dirs = sort @$dirs;
        }
        \%ret;