Minor C++ fixes found by Clang.

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

Index: third_party/libjingle/files/talk/base/stringutils.h
diff --git a/third_party/libjingle/files/talk/base/stringutils.h b/third_party/libjingle/files/talk/base/stringutils.h
index 2ad071ae499bb8d1790783bd947d6bbd5b6507d1..03fb7492669f47825d3bacd9c312e246e6127f18 100644
--- a/third_party/libjingle/files/talk/base/stringutils.h
+++ b/third_party/libjingle/files/talk/base/stringutils.h
@@ -200,15 +200,6 @@ size_t strcatn(CTYPE* buffer, size_t buflen,
 }
 
 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);
@@ -219,6 +210,15 @@ size_t vsprintfn(CTYPE* buffer, size_t buflen, const CTYPE* format,
   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.