Move ReadFileToString to the base namespace.

net/cert/test_root_certs.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/cert/test_root_certs.h"
 
 #include <string>
 
 #include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "net/cert/x509_certificate.h"
 
 namespace net {
 
 namespace {
 
 bool g_has_instance = false;
 
 base::LazyInstance<TestRootCerts>::Leaky
     g_test_root_certs = LAZY_INSTANCE_INITIALIZER;
 
 CertificateList LoadCertificates(const base::FilePath& filename) {
   std::string raw_cert;
-  if (!file_util::ReadFileToString(filename, &raw_cert)) {
+  if (!base::ReadFileToString(filename, &raw_cert)) {
     LOG(ERROR) << "Can't load certificate " << filename.value();
     return CertificateList();
   }
 
   return X509Certificate::CreateCertificateListFromBytes(
       raw_cert.data(), raw_cert.length(), X509Certificate::FORMAT_AUTO);
 }
 
 }  // namespace
 
@@ skipping 31 matching lines @@
 
 void ScopedTestRoot::Reset(X509Certificate* cert) {
   if (cert_.get())
     TestRootCerts::GetInstance()->Clear();
   if (cert)
     TestRootCerts::GetInstance()->Add(cert);
   cert_ = cert;
 }
 
 }  // namespace net