From ed2432e02da5a650300dff8850ba21332e2b318d Mon Sep 17 00:00:00 2001
From: Paul Licameli <paul.licameli@audacityteam.org>
Date: Mon, 27 Jun 2016 14:13:03 -0400
Subject: [PATCH] Bug1406: Don't make spurious undo entries in Envelope tool

---
 src/TrackPanel.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/TrackPanel.cpp b/src/TrackPanel.cpp
index a26ebbcd9..5c0458284 100644
--- a/src/TrackPanel.cpp
+++ b/src/TrackPanel.cpp
@@ -3031,7 +3031,7 @@ void TrackPanel::HandleEnvelope(wxMouseEvent & event)
       ForwardEventToEnvelope(event);
 
    if (event.LeftUp()) {
-      mCapturedTrack = NULL;
+      SetCapturedTrack( NULL );
       MakeParentPushState(
          /* i18n-hint: (verb) Audacity has just adjusted the envelope .*/
          _("Adjusted envelope."),