Note the extreme silliness in dwarf2out.c with 3 (three) copies.

        * defaults.h (ASM_COMMENT_START): Move here...
        * dwarf2asm.c: ... from here.
        * dwarf2out.c, final.c, vmsdbgout.c: Remove duplicates.
        * toplev.c: Remove ifndef tests of ASM_COMMENT_START.
        * varasm.c: Likewise.

From-SVN: r176093