perf symbol: Move addr_location__put() from event.h

Its a addr_location method, so move it to symbol.h, where 'struct
addr_location' is, this way some places that were using event.h just to
get this prototype may stop doing so and speed up building and
disentanble the header dependency graph.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/util/event.h

@@ -336,9 +336,6 @@ int perf_event__process(struct perf_tool *tool,
 			struct machine *machine);
 
 struct addr_location;
-
-void addr_location__put(struct addr_location *al);
-
 struct thread;
 
 bool is_bts_event(struct perf_event_attr *attr);

tools/perf/util/symbol.h

@@ -132,6 +132,8 @@ struct addr_location {
 	s32	      socket;
 };
 
+void addr_location__put(struct addr_location *al);
+
 int dso__load(struct dso *dso, struct map *map);
 int dso__load_vmlinux(struct dso *dso, struct map *map,
 		      const char *vmlinux, bool vmlinux_allocated);