Add database recovery for FileSystemOriginDatabase

webkit/fileapi/file_system_util.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 "webkit/fileapi/file_system_util.h"
 
 #include "build/build_config.h"
 
 #include "base/file_path.h"
 #include "base/logging.h"
@@ skipping 206 matching lines @@
     case kFileSystemTypePersistent:
       return fileapi::kPersistentName;
     case kFileSystemTypeExternal:
       return fileapi::kExternalName;
     case kFileSystemTypeUnknown:
     default:
       return std::string();
   }
 }
 
+std::string FilePathToString(const FilePath& file_path) {
+#if defined(OS_WIN)
+  return UTF16ToUTF8(file_path.value());
+#elif defined(OS_POSIX)
+  return file_path.value();
+#endif
+}
+
+FilePath StringToFilePath(const std::string& file_path_string) {
+#if defined(OS_WIN)
+  return FilePath(UTF8ToUTF16(file_path_string));
+#elif defined(OS_POSIX)
+  return FilePath(file_path_string);
+#endif
+}
+
 }  // namespace fileapi