demangle.h (cplus_demangle_v3): Add "options" parm.

        * demangle.h (cplus_demangle_v3): Add "options" parm.
        (cplus_demangle_v3_type): Remove prototype.
        (DMGL_VERBOSE): New macro.
        (DMGL_TYPES): New macro.

        * cplus-dem.c (flags): Add DMGL_VERBOSE
        (cplus_demangle_v3_p): Remove.
        (demangle_it): Add DMGL_TYPES to passed flags.
        * cp-demangle.c (cplus_demangle_v3_all): Remove.
        (cplus_demangle_v3_type): Remove.
        (cplus_demangle_v3): Add options parm.

        * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.

From-SVN: r49525