Move ReadFileToString to the base namespace.

chrome/browser/ui/webui/options/certificate_manager_handler.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 "chrome/browser/ui/webui/options/certificate_manager_handler.h"
 
 #include <algorithm>
 #include <map>
 
 #include "base/bind.h"
@@ skipping 254 matching lines @@
                  data,
                  saved_errno,
                  bytes_written),
       base::Bind(
           callback, base::Owned(saved_errno), base::Owned(bytes_written)));
 }
 
 void FileAccessProvider::DoRead(const base::FilePath& path,
                                 int* saved_errno,
                                 std::string* data) {
-  bool success = file_util::ReadFileToString(path, data);
+  bool success = base::ReadFileToString(path, data);
   *saved_errno = success ? 0 : errno;
 }
 
 void FileAccessProvider::DoWrite(const base::FilePath& path,
                                  const std::string& data,
                                  int* saved_errno,
                                  int* bytes_written) {
   *bytes_written = file_util::WriteFile(path, data.data(), data.size());
   *saved_errno = *bytes_written >= 0 ? 0 : errno;
 }
@@ skipping 832 matching lines @@
   web_ui()->CallJavascriptFunction("CertificateManager.onCheckTpmTokenReady",
                                    ready);
 }
 #endif
 
 gfx::NativeWindow CertificateManagerHandler::GetParentWindow() const {
   return web_ui()->GetWebContents()->GetView()->GetTopLevelNativeWindow();
 }
 
 }  // namespace options