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-rw-r--r--examples/datavisualization/audiolevels/audiolevels.h2
1 files changed, 0 insertions, 2 deletions
diff --git a/examples/datavisualization/audiolevels/audiolevels.h b/examples/datavisualization/audiolevels/audiolevels.h
index f9a7d9e5..6d417100 100644
--- a/examples/datavisualization/audiolevels/audiolevels.h
+++ b/examples/datavisualization/audiolevels/audiolevels.h
@@ -32,8 +32,6 @@
#include <QtDataVisualization/q3dbars.h>
-using namespace QtDataVisualization;
-
class AudioLevelsIODevice;
QT_BEGIN_NAMESPACE