win: pull in string_util_win.h from Chromium for strcasecmp

base/strings/string_util_win.h

+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef BASE_STRINGS_STRING_UTIL_WIN_H_
+#define BASE_STRINGS_STRING_UTIL_WIN_H_
+
+#include <stdio.h>
+#include <string.h>
+#include <wchar.h>
+
+#include "base/strings/string16.h"
+
+namespace base {
+
+// Chromium code style is to not use malloc'd strings; this is only for use
+// for interaction with APIs that require it.
+inline char* strdup(const char* str) {
+  return _strdup(str);
+}
+
+inline int strcasecmp(const char* s1, const char* s2) {
+  return _stricmp(s1, s2);
+}
+
+inline int strncasecmp(const char* s1, const char* s2, size_t count) {
+  return _strnicmp(s1, s2, count);
+}
+
+inline int strncmp16(const char16* s1, const char16* s2, size_t count) {
+  return wcsncmp(s1, s2, count);
+}
+
+}  // namespace base
+
+#endif  // BASE_STRINGS_STRING_UTIL_WIN_H_