Move a subset of chrome/browser/chromeos/drive into components/drive

chrome/browser/chromeos/drive/file_change.cc

Index: chrome/browser/chromeos/drive/file_change.cc
diff --git a/chrome/browser/chromeos/drive/file_change.cc b/chrome/browser/chromeos/drive/file_change.cc
deleted file mode 100644
index 81d5985d366acf60edd11098ea274b5a92bb2224..0000000000000000000000000000000000000000
--- a/chrome/browser/chromeos/drive/file_change.cc
+++ /dev/null
@@ -1,154 +0,0 @@
-// 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/chromeos/drive/file_change.h"
-
-#include <sstream>
-
-#include "base/logging.h"
-#include "base/strings/stringprintf.h"
-#include "components/drive/drive.pb.h"
-
-namespace drive {
-
-FileChange::Change::Change(ChangeType change, FileType file_type)
-    : change_(change), file_type_(file_type) {
-}
-
-std::string FileChange::Change::DebugString() const {
-  const char* change_string = NULL;
-  switch (change()) {
-    case CHANGE_TYPE_ADD_OR_UPDATE:
-      change_string = "ADD_OR_UPDATE";
-      break;
-    case CHANGE_TYPE_DELETE:
-      change_string = "DELETE";
-      break;
-  }
-  const char* type_string = "NO_INFO";
-  switch (file_type()) {
-    case FileChange::FILE_TYPE_FILE:
-      type_string = "FILE";
-      break;
-    case FileChange::FILE_TYPE_DIRECTORY:
-      type_string = "DIRECTORY";
-      break;
-    case FILE_TYPE_NO_INFO:
-      // Keeps it as "no_info".
-      break;
-  }
-  return base::StringPrintf("%s:%s", change_string, type_string);
-}
-
-FileChange::ChangeList::ChangeList() {
-}
-FileChange::ChangeList::~ChangeList() {
-}
-
-void FileChange::ChangeList::Update(const Change& new_change) {
-  if (list_.empty()) {
-    list_.push_back(new_change);
-    return;
-  }
-
-  Change& last = list_.back();
-  if (last.IsFile() != new_change.IsFile()) {
-    list_.push_back(new_change);
-    return;
-  }
-
-  if (last.change() == new_change.change())
-    return;
-
-  // ADD + DELETE on directory -> revert
-  if (!last.IsFile() && last.IsAddOrUpdate() && new_change.IsDelete()) {
-    list_.pop_back();
-    return;
-  }
-
-  // DELETE + ADD/UPDATE -> ADD/UPDATE
-  // ADD/UPDATE + DELETE -> DELETE
-  last = new_change;
-}
-
-FileChange::ChangeList FileChange::ChangeList::PopAndGetNewList() const {
-  ChangeList changes;
-  changes.list_ = this->list_;
-  changes.list_.pop_front();
-  return changes;
-}
-
-std::string FileChange::ChangeList::DebugString() const {
-  std::ostringstream ss;
-  ss << "{ ";
-  for (size_t i = 0; i < list_.size(); ++i)
-    ss << list_[i].DebugString() << ", ";
-  ss << "}";
-  return ss.str();
-}
-
-FileChange::FileChange() {
-}
-FileChange::~FileChange() {}
-
-void FileChange::Update(const base::FilePath file_path,
-                        const FileChange::Change& new_change) {
-  map_[file_path].Update(new_change);
-}
-
-void FileChange::Update(const base::FilePath file_path,
-                        const FileChange::ChangeList& new_change) {
-  for (ChangeList::List::const_iterator it = new_change.list().begin();
-       it != new_change.list().end();
-       it++) {
-    map_[file_path].Update(*it);
-  }
-}
-
-void FileChange::Update(const base::FilePath file_path,
-                        FileType file_type,
-                        FileChange::ChangeType change) {
-  Update(file_path, FileChange::Change(change, file_type));
-}
-
-void FileChange::Update(const base::FilePath file_path,
-                        const ResourceEntry& entry,
-                        FileChange::ChangeType change) {
-  FileType type = !entry.has_file_info()
-                      ? FILE_TYPE_NO_INFO
-                      : entry.file_info().is_directory() ? FILE_TYPE_DIRECTORY
-                                                         : FILE_TYPE_FILE;
-
-  Update(file_path, type, change);
-}
-
-void FileChange::Apply(const FileChange& new_changed_files) {
-  for (Map::const_iterator it = new_changed_files.map().begin();
-       it != new_changed_files.map().end();
-       it++) {
-    Update(it->first, it->second);
-  }
-}
-
-size_t FileChange::CountDirectory(const base::FilePath& directory_path) const {
-  size_t count = 0;
-  for (Map::const_iterator it = map_.begin(); it != map_.end(); it++) {
-    if (it->first.DirName() == directory_path)
-      count++;
-  }
-  return count;
-}
-
-std::string FileChange::DebugString() const {
-  std::ostringstream ss;
-  ss << "{ ";
-  for (FileChange::Map::const_iterator it = map_.begin(); it != map_.end();
-       it++) {
-    ss << it->first.value() << ": " << it->second.DebugString() << ", ";
-  }
-  ss << "}";
-  return ss.str();
-}
-
-}  // namespace drive