dwarf2out.c (field_byte_offset): Move the existing logic under the control of PCC_BITFIELD_TYPE_MATTERS and just...

	* dwarf2out.c (field_byte_offset): Move the existing logic
	under the control of PCC_BITFIELD_TYPE_MATTERS and just use
	the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.

From-SVN: r124104