* config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
	* config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
	* config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
	* config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
	* dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
	unconditionally.

From-SVN: r49903