Update from https://crrev.com/303153

net/http/http_auth_sspi_win.cc

 // Copyright (c) 2011 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.
 
 // See "SSPI Sample Application" at
 // http://msdn.microsoft.com/en-us/library/aa918273.aspx
 
 #include "net/http/http_auth_sspi_win.h"
 
 #include "base/base64.h"
@@ skipping 342 matching lines @@
     return ERR_OUT_OF_MEMORY;
 
   DWORD context_flags = 0;
   // Firefox only sets ISC_REQ_DELEGATE, but MSDN documentation indicates that
   // ISC_REQ_MUTUAL_AUTH must also be set.
   if (can_delegate_)
     context_flags |= (ISC_REQ_DELEGATE | ISC_REQ_MUTUAL_AUTH);
 
   // This returns a token that is passed to the remote server.
   DWORD context_attribute;
-  std::wstring spn_wide = base::ASCIIToWide(spn);
+  base::string16 spn16 = base::ASCIIToUTF16(spn);
   SECURITY_STATUS status = library_->InitializeSecurityContext(
       &cred_,  // phCredential
       ctxt_ptr,  // phContext
-      const_cast<wchar_t *>(spn_wide.c_str()),  // pszTargetName
+      const_cast<base::char16*>(spn16.c_str()),  // pszTargetName
       context_flags,  // fContextReq
       0,  // Reserved1 (must be 0)
       SECURITY_NATIVE_DREP,  // TargetDataRep
       in_buffer_desc_ptr,  // pInput
       0,  // Reserved2 (must be 0)
       &ctxt_,  // phNewContext
       &out_buffer_desc,  // pOutput
       &context_attribute,  // pfContextAttr
       NULL);  // ptsExpiry
   int rv = MapInitializeSecurityContextStatusToError(status);
@@ skipping 41 matching lines @@
   int token_length = pkg_info->cbMaxToken;
   status = library->FreeContextBuffer(pkg_info);
   rv = MapFreeContextBufferStatusToError(status);
   if (rv != OK)
     return rv;
   *max_token_length = token_length;
   return OK;
 }
 
 }  // namespace net