Delete wrappers for snprintf and vsnprintf

Bug: webrtc:6424
Change-Id: I99373dc86e25caff20111408b104ff5dafa7b711
Reviewed-on: https://webrtc-review.googlesource.com/c/106322
Commit-Queue: Niels Moller <nisse@webrtc.org>
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#25210}
diff --git a/rtc_base/location.cc b/rtc_base/location.cc
index 9c90d9e..c95ad9c 100644
--- a/rtc_base/location.cc
+++ b/rtc_base/location.cc
@@ -10,8 +10,6 @@
 
 #include "rtc_base/location.h"
 
-#include "rtc_base/stringutils.h"
-
 namespace rtc {
 
 Location::Location(const char* function_name, const char* file_and_line)
@@ -31,7 +29,7 @@
 
 std::string Location::ToString() const {
   char buf[256];
-  sprintfn(buf, sizeof(buf), "%s@%s", function_name_, file_and_line_);
+  snprintf(buf, sizeof(buf), "%s@%s", function_name_, file_and_line_);
   return buf;
 }