diff --git a/include/wx/osx/popupwin.h b/include/wx/osx/popupwin.h
index 4a429de678..b815a61c16 100644
--- a/include/wx/osx/popupwin.h
+++ b/include/wx/osx/popupwin.h
@@ -27,8 +27,6 @@ public:
 
     bool Create(wxWindow *parent, int flags = wxBORDER_NONE);
 
-    virtual bool Show(bool show = true);
-
     DECLARE_DYNAMIC_CLASS_NO_COPY(wxPopupWindow)
 };
 
diff --git a/src/osx/carbon/popupwin.cpp b/src/osx/carbon/popupwin.cpp
index 5f73691371..82488c73ce 100644
--- a/src/osx/carbon/popupwin.cpp
+++ b/src/osx/carbon/popupwin.cpp
@@ -56,25 +56,4 @@ bool wxPopupWindow::Create(wxWindow *parent, int flags)
 
 }
 
-bool wxPopupWindow::Show(bool show)
-{
-    if ( !wxWindow::Show(show) )
-        return false;
-
-    if ( m_nowpeer && show)
-        m_nowpeer->ShowWithoutActivating();
-    else if ( m_nowpeer )
-        m_nowpeer->Show(false);
-
-    if ( show )
-    {
-        // because apps expect a size event to occur at this moment
-        wxSizeEvent event(GetSize() , m_windowId);
-        event.SetEventObject(this);
-        HandleWindowEvent(event);
-    }
-
-    return true;
-}
-
 #endif // #if wxUSE_POPUPWIN