Move most of extension_file_util.cc into extensions/common/file_util.cc

chrome/browser/extensions/convert_user_script.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/extensions/convert_user_script.h"
 
 #include <string>
 #include <vector>
 
 #include "base/base64.h"
 #include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/json/json_file_value_serializer.h"
 #include "base/path_service.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/extensions/user_script_master.h"
 #include "chrome/common/chrome_paths.h"
-#include "chrome/common/extensions/extension_file_util.h"
 #include "crypto/sha2.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/extension.h"
+#include "extensions/common/file_util.h"
 #include "extensions/common/manifest_constants.h"
 #include "extensions/common/user_script.h"
 #include "url/gurl.h"
 
 namespace extensions {
 
 namespace keys = manifest_keys;
 namespace values = manifest_values;
 
 scoped_refptr<Extension> ConvertUserScriptToExtension(
@@ skipping 11 matching lines @@
   }
 
   UserScript script;
   if (!UserScriptMaster::ScriptReloader::ParseMetadataHeader(content,
                                                              &script)) {
     *error = base::ASCIIToUTF16("Invalid script header.");
     return NULL;
   }
 
   base::FilePath install_temp_dir =
-      extension_file_util::GetInstallTempDir(extensions_dir);
+      file_util::GetInstallTempDir(extensions_dir);
   if (install_temp_dir.empty()) {
     *error = base::ASCIIToUTF16(
         "Could not get path to profile temporary directory.");
     return NULL;
   }
 
   base::ScopedTempDir temp_dir;
   if (!temp_dir.CreateUniqueTempDirUnderPath(install_temp_dir)) {
     *error = base::ASCIIToUTF16("Could not create temporary directory.");
     return NULL;
@@ skipping 118 matching lines @@
   if (!extension.get()) {
     NOTREACHED() << "Could not init extension " << *error;
     return NULL;
   }
 
   temp_dir.Take();  // The caller takes ownership of the directory.
   return extension;
 }
 
 }  // namespace extensions