Move ReadFileToString to the base namespace.

content/child/npapi/plugin_host.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 "content/child/npapi/plugin_host.h"
 
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 456 matching lines @@
       net::FileURLToFilePath(file_url, &file_path);
     } else {
       file_path = base::FilePath::FromUTF8Unsafe(file_path_ascii);
     }
 
     base::PlatformFileInfo post_file_info;
     if (!file_util::GetFileInfo(file_path, &post_file_info) ||
         post_file_info.is_directory)
       return NPERR_FILE_NOT_FOUND;
 
-    if (!file_util::ReadFileToString(file_path, &post_file_contents))
+    if (!base::ReadFileToString(file_path, &post_file_contents))
       return NPERR_FILE_NOT_FOUND;
 
     buf = post_file_contents.c_str();
     len = post_file_contents.size();
   }
 
   // The post data sent by a plugin contains both headers
   // and post data.  Example:
   //      Content-type: text/html
   //      Content-length: 200
@@ skipping 612 matching lines @@
 }
 
 void NPN_URLRedirectResponse(NPP instance, void* notify_data, NPBool allow) {
   scoped_refptr<PluginInstance> plugin(FindInstance(instance));
   if (plugin.get()) {
     plugin->URLRedirectResponse(!!allow, notify_data);
   }
 }
 
 }  // extern "C"