#include <glibmm/thread.h>
#include "pbd/xml++.h"
-#include "pbd/stacktrace.h"
-#include "pbd/enumwriter.h"
#include "ardour/debug.h"
-#include "ardour/file_source.h"
#include "ardour/filter.h"
#include "ardour/playlist.h"
#include "ardour/playlist_source.h"
#include "ardour/region_factory.h"
#include "ardour/session.h"
#include "ardour/source.h"
-#include "ardour/source_factory.h"
#include "ardour/tempo.h"
-#include "ardour/utils.h"
#include "i18n.h"
using namespace PBD;
namespace ARDOUR {
+ class Progress;
namespace Properties {
PBD::PropertyDescriptor<bool> muted;
PBD::PropertyDescriptor<bool> opaque;