[valadoc] doclets/gtkdoc: Fix the output of SourceCode elements

[Luca Bruno <lucabru src gnome org>]

commit cdddb3d85254b852dd9ac0b975903b46386431ed
Author: Luca Bruno <lucabru src gnome org>
Date:   Thu Jul 28 10:57:50 2011 +0200

    doclets/gtkdoc: Fix the output of SourceCode elements
    
    Fixes bug 648986.

 src/doclets/gtkdoc/commentconverter.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/doclets/gtkdoc/commentconverter.vala b/src/doclets/gtkdoc/commentconverter.vala
index 5a14864..4192199 100644
--- a/src/doclets/gtkdoc/commentconverter.vala
+++ b/src/doclets/gtkdoc/commentconverter.vala
@@ -209,7 +209,7 @@ public class Gtkdoc.CommentConverter : ContentVisitor {
   
 	public override void visit_source_code (SourceCode code) {
 		current_builder.append ("<programlisting>");
-		code.accept_children (this);
+		current_builder.append (code.code);
 		current_builder.append ("</programlisting>");
 	}