removed GetBitmapForDC() and supporting functions

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@19724 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/msw/bitmap.h

@@ -179,20 +179,6 @@ public:
     wxDC *GetSelectedInto() const;
 #endif // __WXDEBUG__
 
-    // Creates a bitmap that matches the device context's depth, from an
-    // arbitray bitmap. At present, the original bitmap must have an associated
-    // palette. (TODO: use a default palette if no palette exists.) This
-    // function is necessary for you to Blit an arbitrary bitmap (which may
-    // have the wrong depth). wxDC::SelectObject will compare the depth of the
-    // bitmap with the DC's depth, and create a new bitmap if the depths
-    // differ. Eventually we should perhaps make this a public API function so
-    // that an app can efficiently produce bitmaps of the correct depth. The
-    // Windows solution is to use SetDibBits to blit an arbotrary DIB directly
-    // to a DC, but this is too Windows-specific, hence this solution of
-    // quietly converting the wxBitmap. Contributed by Frederic Villeneuve
-    // <frederic.villeneuve@natinst.com>
-    wxBitmap GetBitmapForDC(wxDC& dc) const;
-
 protected:
     // common part of all ctors
     void Init();