* gdbtypes.c (get_vptr_fieldno): Renamed from fill_in_vptr_fieldno.
Return basetype, fieldno if found. All callers updated.
Don't cache TYPE_VPTR_FIELDNO, TYPE_VPTR_BASETYPE if from different
objfile.
* gdbtypes.h (get_vptr_fieldno): Renamed from fill_in_vptr_fieldno.
* symfile.h (fill_in_vptr_fieldno): Delete.
* gdb.cp/gdb2384.exp: New file.
* gdb.cp/gdb2384.cc: New file.
* gdb.cp/gdb2384-base.h: New file.
* gdb.cp/gdb2384-base.cc: New file.