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/examples/peerconnection/client/main_wnd.cc b/examples/peerconnection/client/main_wnd.cc
index 3ad2488..8edd1e7 100644
--- a/examples/peerconnection/client/main_wnd.cc
+++ b/examples/peerconnection/client/main_wnd.cc
@@ -17,14 +17,11 @@
 #include "rtc_base/arraysize.h"
 #include "rtc_base/checks.h"
 #include "rtc_base/logging.h"
-#include "rtc_base/stringutils.h"
 #include "third_party/libyuv/include/libyuv/convert_argb.h"
 
 ATOM MainWnd::wnd_class_ = 0;
 const wchar_t MainWnd::kClassName[] = L"WebRTC_MainWnd";
 
-using rtc::sprintfn;
-
 namespace {
 
 const char kConnecting[] = "Connecting... ";
@@ -86,8 +83,8 @@
       server_(server),
       auto_connect_(auto_connect),
       auto_call_(auto_call) {
-  char buffer[10] = {0};
-  sprintfn(buffer, sizeof(buffer), "%i", port);
+  char buffer[10];
+  snprintf(buffer, sizeof(buffer), "%i", port);
   port_ = buffer;
 }