Make string_util::WriteInto() DCHECK() that the supplied |length_with_null| > 1, meaning that the...

sandbox/src/sandbox_utils.cc

Index: sandbox/src/sandbox_utils.cc
===================================================================
--- sandbox/src/sandbox_utils.cc	(revision 111826)
+++ sandbox/src/sandbox_utils.cc	(working copy)
@@ -76,21 +76,4 @@
   InitializeObjectAttributes(obj_attr, uni_name, attributes, root, NULL);
 }
 
-std::string WideToMultiByte(const std::wstring& wide) {
-  if (wide.length() == 0)
-    return std::string();
-
-  // compute the length of the buffer we'll need
-  int charcount = WideCharToMultiByte(CP_UTF8, 0, wide.c_str(), -1,
-                                      NULL, 0, NULL, NULL);
-  if (charcount == 0)
-    return std::string();
-
-  std::string mb;
-  WideCharToMultiByte(CP_UTF8, 0, wide.c_str(), -1,
-                      WriteInto(&mb, charcount), charcount, NULL, NULL);
-
-  return mb;
-}
-
 };  // namespace sandbox