A bunch of remaining parts of extension content verification (Reland)

extensions/common/file_util.h

 // Copyright 2013 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.
 
 #ifndef EXTENSIONS_COMMON_FILE_UTIL_H_
 #define EXTENSIONS_COMMON_FILE_UTIL_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 104 matching lines @@
                                  const std::string& default_locale,
                                  std::string* error);
 
 // Loads the extension message bundle substitution map. Contains at least
 // the extension_id item.
 std::map<std::string, std::string>* LoadMessageBundleSubstitutionMap(
     const base::FilePath& extension_path,
     const std::string& extension_id,
     const std::string& default_locale);
 
+// Helper functions for getting paths for files used in content verification.
+base::FilePath GetVerifiedContentsPath(const base::FilePath& extension_path);
+base::FilePath GetComputedHashesPath(const base::FilePath& extension_path);
+
 }  // namespace file_util
 }  // namespace extensions
 
 #endif  // EXTENSIONS_COMMON_FILE_UTIL_H_