* gdbarch.sh: Delete dwarf_reg_to_regnum.

	* gdbarch.sh: Delete dwarf_reg_to_regnum.
	* gdbarch.c, gdbarch.h: Regenerated.
	* amd64-tdep.c, arm-tdep.c, h8300-tdep.c, hppa-linux-tdep.c,
	hppa-tdep.c, i386-tdep.c, m32c-tdep.c, m68k-tdep.c, mips-tdep.c,
	s390-tdep.c, xtensa-tdep.c: Do not set dwarf_reg_to_regnum.

	* gdbint.texinfo (Target Conditionals): Delete entry for
	gdbarch_dwarf_reg_to_regnum.