Revert of Fetch ARC Kiosk app name and icon from Android side.

chrome/browser/chromeos/app_mode/kiosk_app_data_base.cc

Index: chrome/browser/chromeos/app_mode/kiosk_app_data_base.cc
diff --git a/chrome/browser/chromeos/app_mode/kiosk_app_data_base.cc b/chrome/browser/chromeos/app_mode/kiosk_app_data_base.cc
deleted file mode 100644
index 759a8876ada4e9b8e6f825d52418680c4386b21f..0000000000000000000000000000000000000000
--- a/chrome/browser/chromeos/app_mode/kiosk_app_data_base.cc
+++ /dev/null
@@ -1,130 +0,0 @@
-// Copyright 2017 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/app_mode/kiosk_app_data_base.h"
-
-#include <utility>
-
-#include "base/files/file_util.h"
-#include "base/memory/ptr_util.h"
-#include "base/task_scheduler/post_task.h"
-#include "base/threading/sequenced_worker_pool.h"
-#include "chrome/browser/browser_process.h"
-#include "components/prefs/pref_service.h"
-#include "components/prefs/scoped_user_pref_update.h"
-#include "content/public/browser/browser_thread.h"
-#include "ui/gfx/codec/png_codec.h"
-
-using content::BrowserThread;
-
-namespace chromeos {
-
-namespace {
-
-// Keys for local state data.
-constexpr char kKeyName[] = "name";
-constexpr char kKeyIcon[] = "icon";
-
-// Icon file extension.
-constexpr char kIconFileExtension[] = ".png";
-
-// Save |raw_icon| for given |app_id|.
-void SaveIconToLocalOnBlockingPool(const base::FilePath& icon_path,
-                                   std::vector<unsigned char> image_data) {
-  DCHECK(BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread());
-
-  const base::FilePath dir = icon_path.DirName();
-  if (!base::PathExists(dir) && !base::CreateDirectory(dir)) {
-    LOG(ERROR) << "Failed to create directory to store kiosk icons";
-    return;
-  }
-
-  const int wrote = base::WriteFile(
-      icon_path, reinterpret_cast<char*>(image_data.data()), image_data.size());
-  if (wrote != static_cast<int>(image_data.size())) {
-    LOG(ERROR) << "Failed to write kiosk icon file";
-  }
-}
-
-}  // namespace
-
-// static
-const char KioskAppDataBase::kKeyApps[] = "apps";
-
-KioskAppDataBase::KioskAppDataBase(const std::string& dictionary_name,
-                                   const std::string& app_id,
-                                   const AccountId& account_id)
-    : dictionary_name_(dictionary_name),
-      app_id_(app_id),
-      account_id_(account_id) {}
-
-KioskAppDataBase::~KioskAppDataBase() = default;
-
-void KioskAppDataBase::SaveToDictionary(DictionaryPrefUpdate& dict_update) {
-  DCHECK_CURRENTLY_ON(BrowserThread::UI);
-  const std::string app_key = std::string(kKeyApps) + '.' + app_id_;
-  const std::string name_key = app_key + '.' + kKeyName;
-  const std::string icon_path_key = app_key + '.' + kKeyIcon;
-
-  dict_update->SetString(name_key, name_);
-  dict_update->SetString(icon_path_key, icon_path_.value());
-}
-
-bool KioskAppDataBase::LoadFromDictionary(const base::DictionaryValue& dict) {
-  DCHECK_CURRENTLY_ON(BrowserThread::UI);
-  const std::string app_key =
-      std::string(KioskAppDataBase::kKeyApps) + '.' + app_id_;
-  const std::string name_key = app_key + '.' + kKeyName;
-  const std::string icon_path_key = app_key + '.' + kKeyIcon;
-
-  std::string icon_path_string;
-  if (!dict.GetString(name_key, &name_) ||
-      !dict.GetString(icon_path_key, &icon_path_string)) {
-    return false;
-  }
-  icon_path_ = base::FilePath(icon_path_string);
-
-  kiosk_app_icon_loader_ = base::MakeUnique<KioskAppIconLoader>(this);
-  kiosk_app_icon_loader_->Start(icon_path_);
-  return true;
-}
-
-void KioskAppDataBase::SaveIcon(const SkBitmap& icon,
-                                const base::FilePath& cache_dir) {
-  DCHECK_CURRENTLY_ON(BrowserThread::UI);
-  std::vector<unsigned char> image_data;
-  if (!gfx::PNGCodec::EncodeBGRASkBitmap(icon, false, &image_data)) {
-    LOG(ERROR) << "Failed to encode kiosk icon";
-    return;
-  }
-
-  const base::FilePath icon_path =
-      cache_dir.AppendASCII(app_id_).AddExtension(kIconFileExtension);
-  BrowserThread::GetBlockingPool()->PostTask(
-      FROM_HERE, base::Bind(&SaveIconToLocalOnBlockingPool, icon_path,
-                            base::Passed(std::move(image_data))));
-
-  icon_path_ = icon_path;
-}
-
-void KioskAppDataBase::ClearCache() {
-  DCHECK_CURRENTLY_ON(BrowserThread::UI);
-  PrefService* local_state = g_browser_process->local_state();
-
-  DictionaryPrefUpdate dict_update(local_state, dictionary_name());
-
-  const std::string app_key =
-      std::string(KioskAppDataBase::kKeyApps) + '.' + app_id_;
-  dict_update->Remove(app_key, nullptr);
-
-  if (!icon_path_.empty()) {
-    base::PostTaskWithTraits(
-        FROM_HERE,
-        base::TaskTraits().MayBlock().WithPriority(
-            base::TaskPriority::BACKGROUND),
-        base::Bind(base::IgnoreResult(&base::DeleteFile), icon_path_, false));
-  }
-}
-
-}  // namespace chromeos