macosx vout: public getter for vd should not be needed anymore

(cherry picked from commit 3b3a8924773effa59c8e85b6075fd8c659c6e39a)
Signed-off-by: David Fuhrmann <david.fuhrmann@googlemail.com>

modules/gui/macosx/VideoView.m

@@ -60,16 +60,6 @@ int DeviceCallback( vlc_object_t *p_this, const char *psz_variable,
     return VLC_SUCCESS;
 }
 
-/*****************************************************************************
- * VLCOpenGLVideoView interface excerpt
- * full implementation in modules/video_output/macosx.m:95
- *****************************************************************************/
-@interface VLCOpenGLVideoView : NSOpenGLView
-{
-}
-- (vout_display_t *)voutDisplay;
-@end
-
 /*****************************************************************************
  * VLCVoutView implementation
  *****************************************************************************/

modules/video_output/macosx.m

@@ -96,7 +96,6 @@ vlc_module_end ()
     BOOL _hasPendingReshape;
 }
 - (void)setVoutDisplay:(vout_display_t *)vd;
-- (vout_display_t *)voutDisplay;
 - (void)setVoutFlushing:(BOOL)flushing;
 @end
 
@@ -525,11 +524,6 @@ static void OpenglSwap (vlc_gl_t *gl)
     }
 }
 
-- (vout_display_t *)voutDisplay
-{
-    return vd;
-}
-
 /**
  * Gets called when the vout will aquire the lock and flush.
  * (Non main thread).