[chronojump] Now before an runEncoder load/recalculate, png is deleted

[Xavier de Blas <xaviblas src gnome org>]

commit eb0598134b31eef131df804517f8bebe2f290141
Author: Xavier de Blas <xaviblas gmail com>
Date:   Wed Feb 5 21:24:56 2020 +0100

    Now before an runEncoder load/recalculate, png is deleted

 src/gui/runEncoder.cs | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/src/gui/runEncoder.cs b/src/gui/runEncoder.cs
index f42c05c2..0c31edd3 100644
--- a/src/gui/runEncoder.cs
+++ b/src/gui/runEncoder.cs
@@ -936,6 +936,9 @@ public partial class ChronoJumpWindow
 
        private void raceEncoderCaptureGraphDo()
        {
+               if(File.Exists(UtilEncoder.GetSprintEncoderImage()))
+                       Util.FileDelete(UtilEncoder.GetSprintEncoderImage());
+
                int imageWidth = UtilGtk.WidgetWidth(viewport_run_encoder_graph);
                int imageHeight = UtilGtk.WidgetHeight(viewport_run_encoder_graph);