Move StringToLowerASCII to base namespace

net/http/http_auth_gssapi_posix.cc

 // Copyright (c) 2012 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.
 
 #include "net/http/http_auth_gssapi_posix.h"
 
 #include <limits>
 #include <string>
 
 #include "base/base64.h"
@@ skipping 669 matching lines @@
   return false;
 }
 
 void HttpAuthGSSAPI::Delegate() {
   can_delegate_ = true;
 }
 
 HttpAuth::AuthorizationResult HttpAuthGSSAPI::ParseChallenge(
     HttpAuthChallengeTokenizer* tok) {
   // Verify the challenge's auth-scheme.
-  if (!LowerCaseEqualsASCII(tok->scheme(), StringToLowerASCII(scheme_).c_str()))
+  if (!LowerCaseEqualsASCII(tok->scheme(),
+                            base::StringToLowerASCII(scheme_).c_str()))
     return HttpAuth::AUTHORIZATION_RESULT_INVALID;
 
   std::string encoded_auth_token = tok->base64_param();
 
   if (encoded_auth_token.empty()) {
     // If a context has already been established, an empty Negotiate challenge
     // should be treated as a rejection of the current attempt.
     if (scoped_sec_context_.get() != GSS_C_NO_CONTEXT)
       return HttpAuth::AUTHORIZATION_RESULT_REJECT;
     DCHECK(decoded_server_auth_token_.empty());
@@ skipping 180 matching lines @@
   if (rv != OK) {
     LOG(ERROR) << "Problem initializing context. \n"
                << DisplayExtendedStatus(library_, major_status, minor_status)
                << '\n'
                << DescribeContext(library_, scoped_sec_context_.get());
   }
   return rv;
 }
 
 }  // namespace net