[s2] clean up log messages that appear when global warnings are on

[fu]

[commit: http://hg.dwscoalition.org/s2/rev/7a452ff4f70c]

http://bugs.dwscoalition.org/show_bug.cgi?id=3040

Warnings cleanup.

Patch by kareila.

Files modified:

• S2.pm

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diff -r 9af6912f1533 -r 7a452ff4f70c S2.pm
--- a/S2.pm	Sat Oct 23 10:15:06 2010 +0800
+++ b/S2.pm	Wed Oct 27 12:47:57 2010 +0800
@@ -156,7 +156,7 @@ sub get_style_modtime
     my $high = 0;
     foreach (@{$ctx->[LAYERLIST]}) {
         $high = $Domains{$CurrentDomain}{layercomp}{$_}
-            if $Domains{$CurrentDomain}{layercomp}{$_} > $high;
+            if ( $Domains{$CurrentDomain}{layercomp}{$_} || 0 ) > $high;
     }
     return $high;
 }
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