perf record: Straighten out argv types

[ Impact: cleanup ]

Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: John Kacur <jkacur@redhat.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

Documentation/perf_counter/builtin-record.c

@@ -191,7 +191,7 @@ static void display_help(void)
 	exit(0);
 }
 
-static void process_options(int argc, const char *argv[])
+static void process_options(int argc, char * const argv[])
 {
 	int error = 0, counter;
 
@@ -538,7 +538,7 @@ static void open_counters(int cpu, pid_t pid)
 	nr_cpu++;
 }
 
-int cmd_record(int argc, const char **argv)
+int cmd_record(int argc, char * const argv[])
 {
 	int i, counter;
 	pid_t pid;