Discard unused AppListPrefs code.

chrome/browser/ui/app_list/app_list_prefs.cc

Index: chrome/browser/ui/app_list/app_list_prefs.cc
diff --git a/chrome/browser/ui/app_list/app_list_prefs.cc b/chrome/browser/ui/app_list/app_list_prefs.cc
deleted file mode 100644
index 27abd53b9cb66d6e18beadebfac297172d04157d..0000000000000000000000000000000000000000
--- a/chrome/browser/ui/app_list/app_list_prefs.cc
+++ /dev/null
@@ -1,129 +0,0 @@
-// 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/ui/app_list/app_list_prefs.h"
-#include "chrome/browser/ui/app_list/app_list_prefs_factory.h"
-#include "components/pref_registry/pref_registry_syncable.h"
-#include "components/prefs/pref_service.h"
-#include "components/prefs/scoped_user_pref_update.h"
-
-namespace app_list {
-
-namespace {
-
-// App list ordering and folder data.
-const char kPrefModel[] = "app_list.model";
-
-const char kModelItemPosition[] = "position";
-const char kModelItemType[] = "item_type";
-const char kModelItemParentId[] = "parent_id";
-const char kModelItemName[] = "name";
-
-}  // namespace
-
-// AppListInfo
-
-AppListPrefs::AppListInfo::AppListInfo() : item_type(ITEM_TYPE_INVALID) {
-}
-
-AppListPrefs::AppListInfo::AppListInfo(const AppListInfo& other) = default;
-
-AppListPrefs::AppListInfo::~AppListInfo() {
-}
-
-std::unique_ptr<base::DictionaryValue>
-AppListPrefs::AppListInfo::CreateDictFromAppListInfo() const {
-  std::unique_ptr<base::DictionaryValue> item_dict(new base::DictionaryValue());
-  item_dict->SetString(kModelItemPosition, position.ToInternalValue());
-  item_dict->SetString(kModelItemParentId, parent_id);
-  item_dict->SetString(kModelItemName, name);
-  item_dict->SetInteger(kModelItemType, item_type);
-  return item_dict;
-}
-
-// static
-std::unique_ptr<AppListPrefs::AppListInfo>
-AppListPrefs::AppListInfo::CreateAppListInfoFromDict(
-    const base::DictionaryValue* item_dict) {
-  std::string item_ordinal_string;
-  std::unique_ptr<AppListInfo> info(new AppListPrefs::AppListInfo());
-  int item_type_int = -1;
-  if (!item_dict ||
-      !item_dict->GetString(kModelItemPosition, &item_ordinal_string) ||
-      !item_dict->GetString(kModelItemParentId, &info->parent_id) ||
-      !item_dict->GetString(kModelItemName, &info->name) ||
-      !item_dict->GetInteger(kModelItemType, &item_type_int) ||
-      item_type_int < ITEM_TYPE_BEGIN || item_type_int > ITEM_TYPE_END) {
-    return std::unique_ptr<AppListInfo>();
-  }
-
-  info->position = syncer::StringOrdinal(item_ordinal_string);
-  info->item_type = static_cast<ItemType>(item_type_int);
-  return info;
-}
-
-// AppListPrefs
-
-AppListPrefs::AppListPrefs(PrefService* pref_service)
-    : pref_service_(pref_service) {
-}
-
-AppListPrefs::~AppListPrefs() {
-}
-
-// static
-void AppListPrefs::RegisterProfilePrefs(
-    user_prefs::PrefRegistrySyncable* registry) {
-  registry->RegisterDictionaryPref(kPrefModel);
-}
-
-// static
-AppListPrefs* AppListPrefs::Create(PrefService* pref_service) {
-  return new AppListPrefs(pref_service);
-}
-
-// static
-AppListPrefs* AppListPrefs::Get(content::BrowserContext* context) {
-  return AppListPrefsFactory::GetInstance()->GetForBrowserContext(context);
-}
-
-void AppListPrefs::SetAppListInfo(const std::string& id,
-                                  const AppListInfo& info) {
-  DictionaryPrefUpdate update(pref_service_, kPrefModel);
-  update->Set(id, info.CreateDictFromAppListInfo().release());
-}
-
-std::unique_ptr<AppListPrefs::AppListInfo> AppListPrefs::GetAppListInfo(
-    const std::string& id) const {
-  const base::DictionaryValue* model_dict =
-      pref_service_->GetDictionary(kPrefModel);
-  DCHECK(model_dict);
-  const base::DictionaryValue* item_dict = NULL;
-  if (!model_dict->GetDictionary(id, &item_dict))
-    return std::unique_ptr<AppListInfo>();
-
-  return AppListInfo::CreateAppListInfoFromDict(item_dict);
-}
-
-void AppListPrefs::GetAllAppListInfos(AppListInfoMap* out) const {
-  out->clear();
-  const base::DictionaryValue* model_dict =
-      pref_service_->GetDictionary(kPrefModel);
-  DCHECK(model_dict);
-
-  for (base::DictionaryValue::Iterator it(*model_dict); !it.IsAtEnd();
-       it.Advance()) {
-    const base::DictionaryValue* item_dict = NULL;
-    it.value().GetAsDictionary(&item_dict);
-    DCHECK(item_dict);
-    (*out)[it.key()] = *AppListInfo::CreateAppListInfoFromDict(item_dict);
-  }
-}
-
-void AppListPrefs::DeleteAppListInfo(const std::string& id) {
-  DictionaryPrefUpdate model_dict(pref_service_, kPrefModel);
-  model_dict->Remove(id, NULL);
-}
-
-}  // namespace app_list