int hist_entry__inc_addr_samples(struct hist_entry *he, struct perf_sample *sample,
struct perf_evsel *evsel, u64 addr);
-int symbol__alloc_hist(struct symbol *sym);
+struct annotated_source *symbol__hists(struct symbol *sym, int nr_hists);
void symbol__annotate_zero_histograms(struct symbol *sym);
int symbol__annotate(struct symbol *sym, struct map *map,