no need to test that the pointer is non-NULL before deleting it (closes #10070)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@56269 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/osx/carbon/dataview.cpp

@@ -547,7 +547,6 @@ wxDataViewCustomRenderer::wxDataViewCustomRenderer(wxString const& varianttype,
 
 wxDataViewCustomRenderer::~wxDataViewCustomRenderer()
 {
-  if (this->m_DCPtr != NULL)
     delete this->m_DCPtr;
 } /* wxDataViewCustomRenderer::~wxDataViewCustomRenderer() */
 

src/osx/carbon/taskbar.cpp

@@ -347,7 +347,6 @@ wxMenu * wxDockTaskBarIcon::DoCreatePopupMenu()
 
     if (theNewMenu)
     {
-        if (m_pMenu)
         delete m_pMenu;
         m_pMenu = theNewMenu;
         m_pMenu->SetInvokingWindow(m_menuEventWindow);
@@ -442,7 +441,6 @@ bool wxDockTaskBarIcon::PopupMenu(wxMenu *menu)
 {
     wxASSERT(menu != NULL);
 
-    if (m_pMenu)
     delete m_pMenu;
 
     // start copy of menu

src/osx/carbon/tooltip.cpp

@@ -190,7 +190,6 @@ void wxMacToolTip::Setup( WindowRef win  , const wxString& text , const wxPoint&
     s_ToolTipWindowRef = m_window ;
     m_backpict = NULL ;
 #if wxUSE_TIMER 
-    if ( m_timer )
     delete m_timer ;
 
     m_timer = new wxMacToolTipTimer( this , s_ToolTipDelay ) ;

src/osx/core/hidjoystick.cpp

@@ -174,7 +174,6 @@ wxJoystick::~wxJoystick()
     if (m_thread)
         m_thread->Delete();  // It's detached so it will delete itself
 
-    if (m_hid)
     delete m_hid;
 }
 

src/osx/core/printmac.cpp

@@ -411,7 +411,6 @@ bool wxMacPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt)
     // May have pressed cancel.
     if (!dc || !dc->IsOk())
     {
-        if (dc)
         delete dc;
         return false;
     }

src/osx/window_osx.cpp

@@ -448,7 +448,6 @@ void wxWindowMac::DoReleaseMouse()
 
 void wxWindowMac::SetDropTarget(wxDropTarget *pDropTarget)
 {
-    if ( m_dropTarget != NULL )
     delete m_dropTarget;
 
     m_dropTarget = pDropTarget;