perf python: Remove debug.h

We only need to have the prototype for the eprintf() replacement we use
in the python binding, provide it and avoid dragging debug.h as a
dependency.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-s0gy4ur3drmhsknsddwjco59@git.kernel.orgSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/util/python.c

@@ -6,7 +6,6 @@
 #include <linux/err.h>
 #include <perf/cpumap.h>
 #include <traceevent/event-parse.h>
-#include "debug.h"
 #include "evlist.h"
 #include "callchain.h"
 #include "evsel.h"
@@ -60,6 +59,8 @@ int parse_callchain_record(const char *arg __maybe_unused,
  */
 int verbose;
 
+int eprintf(int level, int var, const char *fmt, ...);
+
 int eprintf(int level, int var, const char *fmt, ...)
 {
 	va_list args;