implement out-of-line destructors where needed instead of using __DARWIN__

specific conditional compilation


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@13447 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/ctrlcmn.cpp

@@ -45,6 +45,11 @@
 // implementation
 // ============================================================================
 
+wxControlBase::~wxControlBase()
+{
+    // this destructor is required for Darwin
+}
+
 bool wxControlBase::Create(wxWindow *parent,
                            wxWindowID id,
                            const wxPoint &pos,
@@ -125,6 +130,11 @@ void wxControlBase::InitCommandEvent(wxCommandEvent& event) const
 
 #if wxUSE_STATBMP
 
+wxStaticBitmapBase::~wxStaticBitmapBase()
+{
+    // this destructor is required for Darwin
+}
+
 wxSize wxStaticBitmapBase::DoGetBestClientSize() const
 {
     wxBitmap bmp = GetBitmap();