diff --git a/src/Track.cpp b/src/Track.cpp
index 6a74a5d18..f37a00983 100644
--- a/src/Track.cpp
+++ b/src/Track.cpp
@@ -1394,20 +1394,6 @@ bool TrackList::HasPendingTracks() const
    return false;
 }
 
-#include "AudioIO.h"
-TransportTracks GetAllPlaybackTracks(TrackList &trackList, bool selectedOnly, bool useMidi)
-{
-   TransportTracks result;
-   result.playbackTracks = trackList.GetWaveTrackArray(selectedOnly);
-#ifdef EXPERIMENTAL_MIDI_OUT
-   if (useMidi)
-      result.midiTracks = trackList.GetNoteTrackConstArray(selectedOnly);
-#else
-   WXUNUSED(useMidi);
-#endif
-   return result;
-}
-
 #include "ViewInfo.h"
 static auto TrackFactoryFactory = []( AudacityProject &project ) {
    auto &dirManager = DirManager::Get( project );
diff --git a/src/Track.h b/src/Track.h
index c7fc7def5..ddbecc4c4 100644
--- a/src/Track.h
+++ b/src/Track.h
@@ -1654,8 +1654,4 @@ class AUDACITY_DLL_API TrackFactory final
 #endif
 };
 
-// global functions
-struct TransportTracks;
-TransportTracks GetAllPlaybackTracks(TrackList &trackList, bool selectedOnly, bool useMidi = false);
-
 #endif
diff --git a/src/toolbars/ControlToolBar.cpp b/src/toolbars/ControlToolBar.cpp
index 069d0bdcc..56010d960 100644
--- a/src/toolbars/ControlToolBar.cpp
+++ b/src/toolbars/ControlToolBar.cpp
@@ -1544,3 +1544,16 @@ void ControlToolBar::CancelRecording()
    const auto project = GetActiveProject();
    TrackList::Get( *project ).ClearPendingTracks();
 }
+
+TransportTracks GetAllPlaybackTracks(TrackList &trackList, bool selectedOnly, bool useMidi)
+{
+   TransportTracks result;
+   result.playbackTracks = trackList.GetWaveTrackArray(selectedOnly);
+#ifdef EXPERIMENTAL_MIDI_OUT
+   if (useMidi)
+      result.midiTracks = trackList.GetNoteTrackConstArray(selectedOnly);
+#else
+   WXUNUSED(useMidi);
+#endif
+   return result;
+}
diff --git a/src/toolbars/ControlToolBar.h b/src/toolbars/ControlToolBar.h
index 8ff74e7ae..81cb20e07 100644
--- a/src/toolbars/ControlToolBar.h
+++ b/src/toolbars/ControlToolBar.h
@@ -43,6 +43,8 @@ class WaveTrack;
 using WaveTrackArray = std::vector < std::shared_ptr < WaveTrack > >;
 
 struct TransportTracks;
+TransportTracks GetAllPlaybackTracks(
+   TrackList &trackList, bool selectedOnly, bool useMidi = false);
 
 // In the GUI, ControlToolBar appears as the "Transport Toolbar". "Control Toolbar" is historic.
 class ControlToolBar final : public ToolBar {