Delete Privet filesystem code

chrome/browser/local_discovery/storage/privet_filesystem_attribute_cache.cc

-// Copyright 2014 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/local_discovery/storage/privet_filesystem_attribute_cache.h"
-
-#include "chrome/browser/local_discovery/storage/path_util.h"
-#include "chrome/browser/local_discovery/storage/privet_filesystem_constants.h"
-
-namespace local_discovery {
-
-PrivetFileSystemAttributeCache::PrivetFileSystemAttributeCache() {}
-
-PrivetFileSystemAttributeCache::~PrivetFileSystemAttributeCache() {}
-
-const base::File::Info* PrivetFileSystemAttributeCache::GetFileInfo(
-    const base::FilePath& full_path) {
-  FileInfoMap::iterator found =
-      file_info_map_.find(NormalizeFilePath(full_path));
-
-  if (found != file_info_map_.end()) {
-    return &found->second;
-  }
-
-  return NULL;
-}
-
-void PrivetFileSystemAttributeCache::AddFileInfoFromJSON(
-    const base::FilePath& full_path,
-    const base::DictionaryValue* json) {
-  AddEntryInfoFromJSON(full_path, json);
-
-  const base::ListValue* entry_list;
-  if (!json->GetList(kPrivetListEntries, &entry_list))
-    return;
-
-  for (size_t i = 0; i < entry_list->GetSize(); i++) {
-    const base::DictionaryValue* entry_value;
-    if (!entry_list->GetDictionary(i, &entry_value))
-      break;
-
-    std::string name;
-    if (!entry_value->GetString(kPrivetListKeyName, &name))
-      break;
-
-    AddEntryInfoFromJSON(full_path.AppendASCII(name), entry_value);
-  }
-}
-
-void PrivetFileSystemAttributeCache::AddEntryInfoFromJSON(
-    const base::FilePath& full_path,
-    const base::DictionaryValue* json) {
-  base::File::Info file_info;
-
-  std::string type;
-  int size = 0;
-
-  json->GetString(kPrivetListKeyType, &type);
-  json->GetInteger(kPrivetListKeySize, &size);
-
-  file_info.size = size;
-  file_info.is_directory = (type == kPrivetListTypeDir);
-  file_info.is_symbolic_link = false;
-
-  file_info_map_[NormalizeFilePath(full_path)] = file_info;
-}
-
-}  // namespace local_discovery