Restored the hPseudoBitmap hack for programs deleting the 1x1 bitmap
in memory DCs.

diff --git a/objects/gdiobj.c b/objects/gdiobj.c
index db559ea..280a2b7 100644
--- a/objects/gdiobj.c
+++ b/objects/gdiobj.c
@@ -507,6 +507,7 @@
 	/* NOTE: No GDI_Release is necessary */
         return TRUE;
     }
+    if (obj == hPseudoStockBitmap) return TRUE;
     if (!(header = GDI_GetObjPtr( obj, MAGIC_DONTCARE ))) return FALSE;
 
     TRACE("%04x\n", obj );