perf tools: Move new_term arguments into struct parse_events_term template

perf tools: Move new_term arguments into struct parse_events_term template

We need to add yet another parameter to new_term function in following
patch, so it's better to move first all the current params into template
struct parse_events_term and use it as a single argument.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1487340058-10496-3-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>