Minor C++ fixes found by Clang.

third_party/libjingle/files/talk/base/stringutils.h

 /*
  * libjingle
  * Copyright 2004--2005, Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 182 matching lines @@
 size_t strcatn(CTYPE* buffer, size_t buflen,
                const CTYPE* source, size_t srclen = SIZE_UNKNOWN) {
   if (buflen <= 0)
     return 0;
   
   size_t bufpos = strlenn(buffer, buflen - 1);
   return bufpos + strcpyn(buffer + bufpos, buflen - bufpos, source, srclen);
 }
 
 template<class CTYPE>
-size_t sprintfn(CTYPE* buffer, size_t buflen, const CTYPE* format, ...) {
-  va_list args;
-  va_start(args, format);
-  size_t len = vsprintfn(buffer, buflen, format, args);
-  va_end(args);
-  return len;
-}
-
-template<class CTYPE>
 size_t vsprintfn(CTYPE* buffer, size_t buflen, const CTYPE* format,
                  va_list args) {
   int len = vsnprintf(buffer, buflen, format, args);
   if ((len < 0) || (static_cast<size_t>(len) >= buflen)) {
     len = static_cast<int>(buflen - 1);
     buffer[len] = 0;
   }
   return len;
 }
 
+template<class CTYPE>
+size_t sprintfn(CTYPE* buffer, size_t buflen, const CTYPE* format, ...) {
+  va_list args;
+  va_start(args, format);
+  size_t len = vsprintfn(buffer, buflen, format, args);
+  va_end(args);
+  return len;
+}
+
 ///////////////////////////////////////////////////////////////////////////////
 // Allow safe comparing and copying ascii (not UTF-8) with both wide and
 // non-wide character strings.
 ///////////////////////////////////////////////////////////////////////////////
 
 inline int asccmp(const char* s1, const char* s2) {
   return strcmp(s1, s2);
 }
 inline int ascicmp(const char* s1, const char* s2) {
   return _stricmp(s1, s2);
@@ skipping 53 matching lines @@
 struct Traits<wchar_t> {
   typedef std::wstring string;
   inline static const wchar_t* Traits<wchar_t>::empty_str() { return L""; }
 };
 
 #endif  // WIN32
 
 }  // namespace talk_base
 
 #endif // TALK_BASE_STRINGUTILS_H__