perf annotate: Get rid of annotation->nr_jumps

The 'nr_jumps' field in 'struct annotation' is not used since it's
inception in commit 2402e4a9 ("perf annotate browser: Show 'jumpy'
functions").  Get rid of it.
Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Song Liu <songliubraving@fb.com>
Link: http://lore.kernel.org/lkml/20200204045233.474937-7-ravi.bangoria@linux.ibm.comSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/util/annotate.c

@@ -2611,8 +2611,6 @@ void annotation__mark_jump_targets(struct annotation *notes, struct symbol *sym)
 
 		if (++al->jump_sources > notes->max_jump_sources)
 			notes->max_jump_sources = al->jump_sources;
-
-		++notes->nr_jumps;
 	}
 }
 

tools/perf/util/annotate.h

@@ -279,7 +279,6 @@ struct annotation {
 	struct annotation_options *options;
 	struct annotation_line	**offsets;
 	int			nr_events;
-	int			nr_jumps;
 	int			max_jump_sources;
 	int			nr_entries;
 	int			nr_asm_entries;