[test][tsan] Attempt to fix darwing after D147337

Author: vitalybuka

compiler-rt/test/tsan/Darwin/debug_external.cpp

@@ -8,17 +8,6 @@
 
 #include "../test.h"
 
-extern "C" {
-void __tsan_on_report(void *report);
-int __tsan_get_report_loc(void *report, unsigned long idx, const char **type,
-                          void **addr, void **start,
-                          unsigned long *size, int *tid, int *fd,
-                          int *suppressable, void **trace,
-                          unsigned long trace_size);
-int __tsan_get_report_loc_object_type(void *report, unsigned long idx,
-                                      const char **object_type);
-}
-
 void *Thread(void *arg) {
   barrier_wait(&barrier);
   *((long *)arg) = 42;

compiler-rt/test/tsan/debugging.cpp

@@ -9,23 +9,6 @@
 
 #include "test.h"
 
-extern "C" {
-void __tsan_on_report(void *report);
-void *__tsan_get_current_report();
-int __tsan_get_report_data(void *report, const char **description, int *count,
-                           int *stack_count, int *mop_count, int *loc_count,
-                           int *mutex_count, int *thread_count,
-                           int *unique_tid_count, void **sleep_trace,
-                           unsigned long trace_size);
-int __tsan_get_report_mop(void *report, unsigned long idx, int *tid,
-                          void **addr, int *size, int *write, int *atomic,
-                          void **trace, unsigned long trace_size);
-int __tsan_get_report_thread(void *report, unsigned long idx, int *tid,
-                             uint64_t *os_id, int *running,
-                             const char **name, int *parent_tid, void **trace,
-                             unsigned long trace_size);
-}
-
 long my_global;
 
 void *Thread(void *a) {