Remove various naked news and deletes

src/AudacityApp.cpp

@@ -1174,7 +1174,11 @@ bool AudacityApp::OnInit()
    // Ensure we have an event loop during initialization
    wxEventLoopGuarantor eventLoop;
 
-   std::unique_ptr < wxLog > { wxLog::SetActiveTarget(new AudacityLogger) }; // DELETE
+   // wxWidgets will clean up the logger for the main thread, so we can say
+   // safenew.  See:
+   // http://docs.wxwidgets.org/3.0/classwx_log.html#a2525bf54fa3f31dc50e6e3cd8651e71d
+   std::unique_ptr < wxLog >
+      { wxLog::SetActiveTarget(safenew AudacityLogger) }; // DELETE old
 
    mLocale = NULL;
 

src/AudacityLogger.cpp

@@ -51,7 +51,6 @@ AudacityLogger::AudacityLogger()
 :  wxEvtHandler(),
    wxLog()
 {
-   mFrame = NULL;
    mText = NULL;
    mUpdated = false;
 }
@@ -97,48 +96,44 @@ void AudacityLogger::DoLogText(const wxString & str)
 void AudacityLogger::Destroy()
 {
    if (mFrame) {
-      wxFrame *frame = mFrame;
-      mFrame = NULL;
-      mText = NULL;
-
-      frame->Disconnect(LoggerID_Save,
+      mFrame->Disconnect(LoggerID_Save,
                         wxEVT_COMMAND_BUTTON_CLICKED,
                         wxCommandEventHandler(AudacityLogger::OnSave),
                         NULL,
                         this);
-      frame->Disconnect(LoggerID_Clear,
+      mFrame->Disconnect(LoggerID_Clear,
                         wxEVT_COMMAND_BUTTON_CLICKED,
                         wxCommandEventHandler(AudacityLogger::OnClear),
                         NULL,
                         this);
-      frame->Disconnect(LoggerID_Close,
+      mFrame->Disconnect(LoggerID_Close,
                         wxEVT_COMMAND_BUTTON_CLICKED,
                         wxCommandEventHandler(AudacityLogger::OnClose),
                         NULL,
                         this);
 
-      frame->Disconnect(LoggerID_Save,
+      mFrame->Disconnect(LoggerID_Save,
                         wxEVT_COMMAND_MENU_SELECTED,
                         wxCommandEventHandler(AudacityLogger::OnSave),
                         NULL,
                         this);
-      frame->Disconnect(LoggerID_Clear,
+      mFrame->Disconnect(LoggerID_Clear,
                         wxEVT_COMMAND_MENU_SELECTED,
                         wxCommandEventHandler(AudacityLogger::OnClear),
                         NULL,
                         this);
-      frame->Disconnect(LoggerID_Close,
+      mFrame->Disconnect(LoggerID_Close,
                         wxEVT_COMMAND_MENU_SELECTED,
                         wxCommandEventHandler(AudacityLogger::OnClose),
                         NULL,
                         this);
 
-      frame->Disconnect(wxEVT_CLOSE_WINDOW,
+      mFrame->Disconnect(wxEVT_CLOSE_WINDOW,
                         wxCloseEventHandler(AudacityLogger::OnCloseWindow),
                         NULL,
                         this);
 
-      frame->Destroy();
+      mFrame.reset();
    }
 }
 
@@ -165,7 +160,8 @@ void AudacityLogger::Show(bool show)
    }
 
    // This is the first use, so create the frame
-   wxFrame *frame = new wxFrame(NULL, wxID_ANY, _("Audacity Log"));
+   Destroy_ptr<wxFrame> frame
+      { safenew wxFrame(NULL, wxID_ANY, _("Audacity Log")) };
    frame->SetName(frame->GetTitle());
    frame->SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
 
@@ -185,7 +181,7 @@ void AudacityLogger::Show(bool show)
    }
 
    // Log text
-   ShuttleGui S(frame, eIsCreating);
+   ShuttleGui S(frame.get(), eIsCreating);
 
    S.SetStyle(wxNO_BORDER | wxTAB_TRAVERSAL);
    S.Prop(true).StartPanel();
@@ -254,7 +250,7 @@ void AudacityLogger::Show(bool show)
                   NULL,
                   this);
 
-   mFrame = frame;
+   mFrame = std::move( frame );
 
    mFrame->Show();
 
@@ -302,7 +298,7 @@ void AudacityLogger::OnSave(wxCommandEvent & WXUNUSED(e))
                         wxT("txt"),
                         wxT("*.txt"),
                         wxFD_SAVE | wxFD_OVERWRITE_PROMPT | wxRESIZE_BORDER,
-                        mFrame);
+                        mFrame.get());
 
    if (fName == wxEmptyString) {
       return;
@@ -312,7 +308,7 @@ void AudacityLogger::OnSave(wxCommandEvent & WXUNUSED(e))
       wxMessageBox(_("Couldn't save log to file: ") + fName,
                    _("Warning"),
                    wxICON_EXCLAMATION,
-                   mFrame);
+                   mFrame.get());
       return;
    }
 }

src/AudacityLogger.h

@@ -16,6 +16,7 @@
 
 #include "Audacity.h"
 
+#include "MemoryX.h"
 #include <wx/event.h>
 #include <wx/log.h>
 #include <wx/frame.h>
@@ -46,7 +47,7 @@ class AudacityLogger final : public wxEvtHandler, public wxLog {
    void OnClear(wxCommandEvent & e);
    void OnSave(wxCommandEvent & e);
 
-   wxFrame *mFrame;
+   Destroy_ptr<wxFrame> mFrame;
    wxTextCtrl *mText;
    wxString mBuffer;
    bool mUpdated;

src/WaveClip.cpp

@@ -1416,7 +1416,8 @@ bool WaveClip::Paste(double t0, const WaveClip* other)
 
    if (clipNeedsResampling || clipNeedsNewFormat)
    {
-      newClip.reset(new WaveClip(*other, mSequence->GetDirManager()));
+      newClip =
+         std::make_unique<WaveClip>(*other, mSequence->GetDirManager());
       if (clipNeedsResampling)
          // The other clip's rate is different from ours, so resample
          if (!newClip->Resample(mRate))
@@ -1502,7 +1503,7 @@ bool WaveClip::Clear(double t0, double t1)
       if (clip_t1 > GetEndTime())
          clip_t1 = GetEndTime();
 
-      // May delete as we iterate, so don't use range-for
+      // May DELETE as we iterate, so don't use range-for
       for (auto it = mCutLines.begin(); it != mCutLines.end();)
       {
          WaveClip* clip = it->get();
@@ -1554,7 +1555,7 @@ bool WaveClip::ClearAndAddCutLine(double t0, double t1)
    newClip->SetOffset(clip_t0-mOffset);
 
    // Sort out cutlines that belong to the NEW cutline
-   // May delete as we iterate, so don't use range-for
+   // May DELETE as we iterate, so don't use range-for
    for (auto it = mCutLines.begin(); it != mCutLines.end();)
    {
       WaveClip* clip = it->get();

src/commands/CommandManager.cpp

@@ -413,7 +413,6 @@ private:
 CommandManager::CommandManager():
    mCurrentID(17000),
    mCurrentMenuName(COMMAND),
-   mCurrentMenu(NULL),
    mDefaultFlags(AlwaysEnabledFlag),
    mDefaultMask(AlwaysEnabledFlag)
 {
@@ -442,7 +441,6 @@ void CommandManager::PurgeData()
    mCommandKeyHash.clear();
    mCommandIDHash.clear();
 
-   mCurrentMenu = NULL;
    mCurrentMenuName = COMMAND;
    mCurrentID = 0;
 }
@@ -504,9 +502,7 @@ wxMenuBar * CommandManager::CurrentMenuBar() const
 ///
 void CommandManager::BeginMenu(const wxString & tName)
 {
-   wxMenu *tmpMenu = new wxMenu();
-
-   mCurrentMenu = tmpMenu;
+   mCurrentMenu = std::make_unique<wxMenu>();
    mCurrentMenuName = tName;
 }
 
@@ -519,8 +515,7 @@ void CommandManager::EndMenu()
    // Add the menu to the menubar after all menu items have been
    // added to the menu to allow OSX to rearrange special menu
    // items like Preferences, About, and Quit.
-   CurrentMenuBar()->Append(mCurrentMenu, mCurrentMenuName);
-   mCurrentMenu = NULL;
+   CurrentMenuBar()->Append(mCurrentMenu.release(), mCurrentMenuName);
    mCurrentMenuName = COMMAND;
 }
 
@@ -530,14 +525,10 @@ void CommandManager::EndMenu()
 /// the function's argument.
 wxMenu* CommandManager::BeginSubMenu(const wxString & tName)
 {
-   const auto result = new wxMenu{};
-#ifdef __AUDACITY_OLD_STD__
-   mSubMenuList.push_back(SubMenuListEntry{ tName, result });
-#else
-   mSubMenuList.emplace_back(tName, result);
-#endif
+   mSubMenuList.push_back
+      (make_movable< SubMenuListEntry > ( tName, std::make_unique<wxMenu>() ));
    mbSeparatorAllowed = false;
-   return result;
+   return mSubMenuList.back()->menu.get();
 }
 
 
@@ -548,13 +539,14 @@ wxMenu* CommandManager::BeginSubMenu(const wxString & tName)
 void CommandManager::EndSubMenu()
 {
    //Save the submenu's information
-   SubMenuListEntry tmpSubMenu = mSubMenuList.back();
+   SubMenuListEntry tmpSubMenu { std::move( *mSubMenuList.back() ) };
 
    //Pop off the NEW submenu so CurrentMenu returns the parent of the submenu
    mSubMenuList.pop_back();
 
    //Add the submenu to the current menu
-   CurrentMenu()->Append(0, tmpSubMenu.name, tmpSubMenu.menu, tmpSubMenu.name);
+   CurrentMenu()->Append
+      (0, tmpSubMenu.name, tmpSubMenu.menu.release(), tmpSubMenu.name);
    mbSeparatorAllowed = true;
 }
 
@@ -567,7 +559,7 @@ wxMenu * CommandManager::CurrentSubMenu() const
    if(mSubMenuList.empty())
       return NULL;
 
-   return mSubMenuList.back().menu;
+   return mSubMenuList.back()->menu.get();
 }
 
 ///
@@ -583,7 +575,7 @@ wxMenu * CommandManager::CurrentMenu() const
 
    if(!tmpCurrentSubMenu)
    {
-      return mCurrentMenu;
+      return mCurrentMenu.get();
    }
 
    return tmpCurrentSubMenu;
@@ -834,7 +826,7 @@ CommandListEntry *CommandManager::NewIdentifier(const wxString & name,
 
       wxString labelPrefix;
       if (!mSubMenuList.empty()) {
-         labelPrefix = mSubMenuList.back().name;
+         labelPrefix = mSubMenuList.back()->name;
       }
 
       // wxMac 2.5 and higher will do special things with the

src/commands/CommandManager.h

@@ -40,12 +40,14 @@ struct MenuBarListEntry
 
 struct SubMenuListEntry
 {
-   SubMenuListEntry(const wxString &name_, wxMenu *menu_)
-      : name(name_), menu(menu_)
+   SubMenuListEntry(const wxString &name_, std::unique_ptr<wxMenu> &&menu_)
+      : name(name_), menu( std::move(menu_) )
    {}
 
+   // SubMenuListEntry( SubMenuListEntry&& ) = default;
+
    wxString name;
-   wxMenu *menu;
+   std::unique_ptr<wxMenu> menu;
 };
 
 struct CommandListEntry
@@ -71,7 +73,9 @@ struct CommandListEntry
 };
 
 using MenuBarList = std::vector < MenuBarListEntry >;
-using SubMenuList = std::vector < SubMenuListEntry >;
+
+// to do: remove the extra indirection when Mac compiler moves to newer version
+using SubMenuList = std::vector < movable_ptr<SubMenuListEntry> >;
 
 // This is an array of pointers, not structures, because the hash maps also point to them,
 // so we don't want the structures to relocate with vector operations.
@@ -109,9 +113,6 @@ class AUDACITY_DLL_API CommandManager final : public XMLTagHandler
 
    wxMenu* BeginSubMenu(const wxString & tName);
    void EndSubMenu();
-   void SetToMenu( wxMenu * menu ){
-      mCurrentMenu = menu;
-   };
 
    void InsertItem(const wxString & name,
                    const wxString & label,
@@ -311,7 +312,7 @@ private:
    bool mbSeparatorAllowed; // false at the start of a menu and immediately after a separator.
 
    wxString mCurrentMenuName;
-   wxMenu * mCurrentMenu;
+   std::unique_ptr<wxMenu> mCurrentMenu;
 
    CommandFlag mDefaultFlags;
    CommandMask mDefaultMask;

src/effects/AutoDuck.cpp

@@ -384,7 +384,7 @@ bool EffectAutoDuck::Process()
    if (!cancel)
    {
       CopyInputTracks(); // Set up mOutputTracks.
-      SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks);
+      SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks.get());
       Track *iterTrack = iter.First();
 
       int trackNumber = 0;

src/effects/ChangeSpeed.cpp

@@ -218,7 +218,7 @@ bool EffectChangeSpeed::Process()
    CopyInputTracks(Track::All); // Set up mOutputTracks.
    bool bGoodResult = true;
 
-   TrackListIterator iter(mOutputTracks);
+   TrackListIterator iter(mOutputTracks.get());
    Track* t;
    mCurTrackNum = 0;
    mMaxNewLength = 0.0;

src/effects/ClickRemoval.cpp

@@ -162,7 +162,7 @@ bool EffectClickRemoval::Process()
    bool bGoodResult = true;
    mbDidSomething = false;
 
-   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks);
+   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks.get());
    WaveTrack *track = (WaveTrack *) iter.First();
    int count = 0;
    while (track) {

src/effects/Effect.cpp

@@ -94,7 +94,6 @@ Effect::Effect()
    mWarper = NULL;
 
    mTracks = NULL;
-   mOutputTracks = NULL;
    mOutputTracksType = Track::None;
    mT0 = 0.0;
    mT1 = 0.0;
@@ -136,11 +135,6 @@ Effect::Effect()
 
 Effect::~Effect()
 {
-   if (mOutputTracks)
-   {
-      delete mOutputTracks;
-   }
-
    if (mUIDialog)
    {
       mUIDialog->Close();
@@ -1168,11 +1162,7 @@ bool Effect::DoEffect(wxWindow *parent,
 {
    wxASSERT(selectedRegion->duration() >= 0.0);
 
-   if (mOutputTracks)
-   {
-      delete mOutputTracks;
-      mOutputTracks = NULL;
-   }
+   mOutputTracks.reset();
 
    mFactory = factory;
    mProjectRate = projectRate;
@@ -1244,11 +1234,7 @@ bool Effect::DoEffect(wxWindow *parent,
 
    End();
 
-   if (mOutputTracks)
-   {
-      delete mOutputTracks;
-      mOutputTracks = NULL;
-   }
+   mOutputTracks.reset();
 
    if (returnVal)
    {
@@ -1327,7 +1313,7 @@ bool Effect::ProcessPass()
    mBufferSize = 0;
    mBlockSize = 0;
 
-   TrackListIterator iter(mOutputTracks);
+   TrackListIterator iter(mOutputTracks.get());
    int count = 0;
    bool clear = false;
    Track* t = iter.First();
@@ -2079,7 +2065,7 @@ void Effect::CopyInputTracks(int trackType)
    mIMap.Clear();
    mOMap.Clear();
 
-   mOutputTracks = new TrackList();
+   mOutputTracks = std::make_unique<TrackList>();
    mOutputTracksType = trackType;
 
    //iterate over tracks of type trackType (All types if Track::All)
@@ -2201,7 +2187,7 @@ auto Effect::ModifyAnalysisTrack
 // Else clear and DELETE mOutputTracks copies.
 void Effect::ReplaceProcessedTracks(const bool bGoodResult)
 {
-   wxASSERT(mOutputTracks != NULL); // Make sure we at least did the CopyInputTracks().
+   wxASSERT(mOutputTracks); // Make sure we at least did the CopyInputTracks().
 
    if (!bGoodResult) {
       // Processing failed or was cancelled so throw away the processed tracks.
@@ -2277,8 +2263,7 @@ void Effect::ReplaceProcessedTracks(const bool bGoodResult)
    wxASSERT(mOutputTracks->empty());
 
    // The output list is no longer needed
-   delete mOutputTracks;
-   mOutputTracks = NULL;
+   mOutputTracks.reset();
    mOutputTracksType = Track::None;
 }
 
@@ -2665,8 +2650,7 @@ void Effect::Preview(bool dryOnly)
       FocusDialog->SetFocus();
    }
 
-   delete mOutputTracks;
-   mOutputTracks = NULL;
+   mOutputTracks.reset();
 
    mTracks->Clear();
    delete mTracks;

src/effects/Effect.h

@@ -439,7 +439,7 @@ protected:
    double         mSampleRate;
    TrackFactory   *mFactory;
    TrackList      *mTracks;      // the complete list of all tracks
-   TrackList      *mOutputTracks; // used only if CopyInputTracks() is called.
+   std::unique_ptr<TrackList> mOutputTracks; // used only if CopyInputTracks() is called.
    double         mT0;
    double         mT1;
 #ifdef EXPERIMENTAL_SPECTRAL_EDITING

src/effects/Equalization.cpp

@@ -538,7 +538,7 @@ bool EffectEqualization::Process()
    this->CopyInputTracks(); // Set up mOutputTracks.
    bool bGoodResult = true;
 
-   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks);
+   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks.get());
    WaveTrack *track = (WaveTrack *) iter.First();
    int count = 0;
    while (track) {

src/effects/Equalization48x.cpp

@@ -353,7 +353,10 @@ bool EffectEqualization48x::TrackCompare()
    }
 
    for(int i=0;i<2;i++) {
-      SelectedTrackListOfKindIterator iter(Track::Wave, i ? mEffectEqualization->mOutputTracks : &SecondOutputTracks);
+      SelectedTrackListOfKindIterator iter
+         (Track::Wave, i
+          ? mEffectEqualization->mOutputTracks.get()
+          : &SecondOutputTracks);
       i?sMathPath=sMathPath:sMathPath=0;
       WaveTrack *track = (WaveTrack *) iter.First();
       int count = 0;
@@ -375,7 +378,8 @@ bool EffectEqualization48x::TrackCompare()
          count++;
       }
    }
-   SelectedTrackListOfKindIterator iter(Track::Wave, mEffectEqualization->mOutputTracks);
+   SelectedTrackListOfKindIterator
+      iter(Track::Wave, mEffectEqualization->mOutputTracks.get());
    SelectedTrackListOfKindIterator iter2(Track::Wave, &SecondOutputTracks);
    WaveTrack *track =  (WaveTrack *) iter.First();
    WaveTrack *track2 = (WaveTrack *) iter2.First();
@@ -440,7 +444,8 @@ bool EffectEqualization48x::Benchmark(EffectEqualization* effectEqualization)
    if(sMathPath)  // !!! Filter MUST BE QUAD WORD ALIGNED !!!!
       mEffectEqualization->mM=(mEffectEqualization->mM&(~15))+1;
    AllocateBuffersWorkers(MATH_FUNCTION_THREADED);
-   SelectedTrackListOfKindIterator iter(Track::Wave, mEffectEqualization->mOutputTracks);
+   SelectedTrackListOfKindIterator
+      iter(Track::Wave, mEffectEqualization->mOutputTracks.get());
    long times[] = { 0,0,0,0,0 };
    wxStopWatch timer;
    mBenching=true;

src/effects/Generator.cpp

@@ -37,7 +37,7 @@ bool Generator::Process()
    // Iterate over the tracks
    bool bGoodResult = true;
    int ntrack = 0;
-   TrackListIterator iter(mOutputTracks);
+   TrackListIterator iter(mOutputTracks.get());
    Track* t = iter.First();
 
    while (t != NULL)

src/effects/NoiseReduction.cpp

@@ -600,7 +600,7 @@ bool EffectNoiseReduction::Process()
 
    this->CopyInputTracks(); // Set up mOutputTracks.
 
-   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks);
+   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks.get());
    WaveTrack *track = (WaveTrack *) iter.First();
    if (!track)
       return false;

src/effects/NoiseRemoval.cpp

@@ -212,7 +212,7 @@ bool EffectNoiseRemoval::Process()
    this->CopyInputTracks(); // Set up mOutputTracks.
    bool bGoodResult = true;
 
-   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks);
+   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks.get());
    WaveTrack *track = (WaveTrack *) iter.First();
    int count = 0;
    while (track) {

src/effects/Normalize.cpp

@@ -159,7 +159,7 @@ bool EffectNormalize::Process()
    //Iterate over each track
    this->CopyInputTracks(); // Set up mOutputTracks.
    bool bGoodResult = true;
-   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks);
+   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks.get());
    WaveTrack *track = (WaveTrack *) iter.First();
    WaveTrack *prevTrack;
    prevTrack = track;

src/effects/Paulstretch.cpp

@@ -150,7 +150,7 @@ double EffectPaulstretch::CalcPreviewInputLength(double previewLength)
 bool EffectPaulstretch::Process()
 {
    CopyInputTracks();
-   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks);
+   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks.get());
    WaveTrack *track = (WaveTrack *) iter.First();
    m_t1=mT1;
    int count=0;

src/effects/Repair.cpp

@@ -74,7 +74,7 @@ bool EffectRepair::Process()
    this->CopyInputTracks(); // Set up mOutputTracks. //v This may be too much copying for EffectRepair.
    bool bGoodResult = true;
 
-   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks);
+   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks.get());
    WaveTrack *track = (WaveTrack *) iter.First();
    int count = 0;
    while (track) {

src/effects/Repeat.cpp

@@ -104,7 +104,7 @@ bool EffectRepeat::Process()
    bool bGoodResult = true;
    double maxDestLen = 0.0; // used to change selection to generated bit
 
-   TrackListIterator iter(mOutputTracks);
+   TrackListIterator iter(mOutputTracks.get());
 
    for (Track *t = iter.First(); t && bGoodResult; t = iter.Next())
    {

src/effects/Reverse.cpp

@@ -68,7 +68,7 @@ bool EffectReverse::Process()
    this->CopyInputTracks(Track::All); // Set up mOutputTracks.
    bool bGoodResult = true;
 
-   TrackListIterator iter(mOutputTracks);
+   TrackListIterator iter(mOutputTracks.get());
    Track *t = iter.First();
    int count = 0;
    while (t) {

src/effects/SBSMSEffect.cpp

@@ -209,7 +209,7 @@ bool EffectSBSMS::Process()
    //Iterate over each track
    //Track::All is needed because this effect needs to introduce silence in the group tracks to keep sync
    this->CopyInputTracks(Track::All); // Set up mOutputTracks.
-   TrackListIterator iter(mOutputTracks);
+   TrackListIterator iter(mOutputTracks.get());
    Track* t;
    mCurTrackNum = 0;
 

src/effects/SimpleMono.cpp

@@ -32,7 +32,7 @@ bool EffectSimpleMono::Process()
    this->CopyInputTracks(); // Set up mOutputTracks.
    bool bGoodResult = true;
 
-   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks);
+   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks.get());
    WaveTrack* pOutWaveTrack = (WaveTrack*)(iter.First());
    mCurTrackNum = 0;
    while (pOutWaveTrack != NULL)

src/effects/SoundTouchEffect.cpp

@@ -64,7 +64,7 @@ bool EffectSoundTouch::Process()
    this->CopyInputTracks(Track::All);
    bool bGoodResult = true;
 
-   TrackListIterator iter(mOutputTracks);
+   TrackListIterator iter(mOutputTracks.get());
    Track* t;
    mCurTrackNum = 0;
    m_maxNewLength = 0.0;

src/effects/StereoToMono.cpp

@@ -75,7 +75,7 @@ bool EffectStereoToMono::Process()
    this->CopyInputTracks(); // Set up mOutputTracks.
    bool bGoodResult = true;
 
-   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks);
+   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks.get());
    mLeftTrack = (WaveTrack *)iter.First();
    bool refreshIter = false;
 

src/effects/TruncSilence.cpp

@@ -305,7 +305,7 @@ bool EffectTruncSilence::ProcessIndependently()
 
    {
       unsigned iGroup = 0;
-      SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks);
+      SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks.get());
       for (Track *track = iter.First(); track;
          ++iGroup, track = iter.Next(true) // skip linked tracks
       ) {
@@ -314,12 +314,12 @@ bool EffectTruncSilence::ProcessIndependently()
 
          RegionList silences;
 
-         if (!FindSilences(silences, mOutputTracks, track, last))
+         if (!FindSilences(silences, mOutputTracks.get(), track, last))
             return false;
          // Treat tracks in the sync lock group only
          Track *groupFirst, *groupLast;
          if (syncLock) {
-            SyncLockedTracksIterator syncIter(mOutputTracks);
+            SyncLockedTracksIterator syncIter(mOutputTracks.get());
             groupFirst = syncIter.StartWith(track);
             groupLast = syncIter.Last();
          }
@@ -350,7 +350,7 @@ bool EffectTruncSilence::ProcessAll()
 
    SelectedTrackListOfKindIterator iter(Track::Wave, mTracks);
    if (FindSilences(silences, mTracks, iter.First(), iter.Last())) {
-      TrackListIterator iterOut(mOutputTracks);
+      TrackListIterator iterOut(mOutputTracks.get());
       double totalCutLen = 0.0;
       Track *const first = iterOut.First();
       if (DoRemoval(silences, 0, 1, first, iterOut.Last(), totalCutLen)) {
@@ -469,7 +469,7 @@ bool EffectTruncSilence::DoRemoval
       double cutLen = inLength - outLength;
       totalCutLen += cutLen;
 
-      TrackListIterator iterOut(mOutputTracks);
+      TrackListIterator iterOut(mOutputTracks.get());
       bool lastSeen = false;
       for (Track *t = iterOut.StartWith(firstTrack); t && !lastSeen; t = iterOut.Next())
       {

src/effects/TwoPassSimpleMono.cpp

@@ -47,7 +47,7 @@ bool EffectTwoPassSimpleMono::Process()
 bool EffectTwoPassSimpleMono::ProcessPass()
 {
    //Iterate over each track
-   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks);
+   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks.get());
    WaveTrack *track = (WaveTrack *) iter.First();
    mCurTrackNum = 0;
    while (track) {

src/effects/nyquist/Nyquist.cpp

@@ -456,7 +456,7 @@ bool NyquistEffect::Process()
    // correct sync-lock group behavior when the timeline is affected; then we just want
    // to operate on the selected wave tracks
    CopyInputTracks(Track::All);
-   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks);
+   SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks.get());
    mCurTrack[0] = (WaveTrack *) iter.First();
    mOutputTime = 0;
    mCount = 0;
@@ -472,7 +472,7 @@ bool NyquistEffect::Process()
    mTrackIndex = 0;
 
    mNumSelectedChannels = 0;
-   SelectedTrackListOfKindIterator sel(Track::Wave, mOutputTracks);
+   SelectedTrackListOfKindIterator sel(Track::Wave, mOutputTracks.get());
    for (WaveTrack *t = (WaveTrack *) sel.First(); t; t = (WaveTrack *) sel.Next()) {
       mNumSelectedChannels++;
       if (mT1 >= mT0) {
@@ -620,7 +620,7 @@ bool NyquistEffect::Process()
          }
 
          // Check whether we're in the same group as the last selected track
-         SyncLockedTracksIterator gIter(mOutputTracks);
+         SyncLockedTracksIterator gIter(mOutputTracks.get());
          Track *gt = gIter.StartWith(mCurTrack[0]);
          mFirstInGroup = !gtLast || (gtLast != gt);
          gtLast = gt;
@@ -1110,7 +1110,7 @@ bool NyquistEffect::ProcessOne()
       unsigned int l;
       LabelTrack *ltrack = NULL;
 
-      TrackListIterator iter(mOutputTracks);
+      TrackListIterator iter(mOutputTracks.get());
       for (Track *t = iter.First(); t; t = iter.Next()) {
          if (t->GetKind() == Track::Label) {
             ltrack = (LabelTrack *)t;
@@ -1225,7 +1225,7 @@ bool NyquistEffect::ProcessOne()
          
       // If we were first in the group adjust non-selected group tracks
       if (mFirstInGroup) {
-         SyncLockedTracksIterator git(mOutputTracks);
+         SyncLockedTracksIterator git(mOutputTracks.get());
          Track *t;
          for (t = git.StartWith(mCurTrack[i]); t; t = git.Next())
          {