Use the wxBitmap implementation from wxX11

in wxMotif; solves various bugs related to wxMask
handling (and effectively adds a lot of wxMask
functionality previously missing).


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@20101 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/motif/dcmemory.cpp

@@ -105,7 +105,7 @@ void wxMemoryDC::SelectObject( const wxBitmap& bitmap )
     
     if (m_bitmap.Ok() && (bitmap.GetDisplay() == m_display))
     {
-        m_pixmap = m_bitmap.GetPixmap();
+        m_pixmap = m_bitmap.GetDrawable();
         Display* display = (Display*) m_display;
         
         XGCValues gcvalues;