implement wxGetCientDisplayRect() correctly for X11-based ports

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@49697 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk/utilsgtk.cpp

@@ -156,17 +156,6 @@ void wxDisplaySizeMM( int *width, int *height )
     if (height) *height = gdk_screen_height_mm();
 }
 
-void wxClientDisplayRect(int *x, int *y, int *width, int *height)
-{
-    // This is supposed to return desktop dimensions minus any window
-    // manager panels, menus, taskbars, etc.  If there is a way to do that
-    // for this platform please fix this function, otherwise it defaults
-    // to the entire desktop.
-    if (x) *x = 0;
-    if (y) *y = 0;
-    wxDisplaySize(width, height);
-}
-
 void wxGetMousePosition( int* x, int* y )
 {
     gdk_window_get_pointer( (GdkWindow*) NULL, x, y, (GdkModifierType*) NULL );