Fetch ARC Kiosk app name and icon from Android side.

chrome/browser/chromeos/app_mode/arc/arc_kiosk_app_data.cc

+// 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/arc/arc_kiosk_app_data.h"
+
+#include <utility>
+
+#include "base/path_service.h"
+#include "chrome/browser/browser_process.h"
+#include "chrome/browser/chromeos/app_mode/arc/arc_kiosk_app_manager.h"
+#include "chrome/common/chrome_paths.h"
+#include "components/prefs/pref_service.h"
+#include "components/prefs/scoped_user_pref_update.h"
+#include "content/public/browser/browser_thread.h"
+
+namespace chromeos {
+
+namespace {
+
+constexpr char kIconCacheDir[] = "arc-kiosk/icon";
+
+}  // namespace
+
+ArcKioskAppData::ArcKioskAppData(const std::string& app_id,
+                                 const AccountId& account_id,
+                                 const std::string& name)
+    : KioskAppDataBase(ArcKioskAppManager::kArcKioskDictionaryName,
+                       app_id,
+                       account_id) {
+  name_ = name;
+}
+
+ArcKioskAppData::~ArcKioskAppData() = default;
+
+bool ArcKioskAppData::operator==(const std::string& other_app_id) const {
+  return app_id() == other_app_id;
+}
+
+bool ArcKioskAppData::LoadFromCache() {
+  PrefService* local_state = g_browser_process->local_state();
+  const base::DictionaryValue* dict =
+      local_state->GetDictionary(dictionary_name());
+
+  return LoadFromDictionary(*dict);
+}
+
+void ArcKioskAppData::SetCache(const std::string& name,
+                               const gfx::ImageSkia& icon) {
+  DCHECK(!name.empty());
+  DCHECK(!icon.isNull());
+  name_ = name;
+  icon_ = icon;
+
+  base::FilePath user_data_dir;
+  CHECK(PathService::Get(chrome::DIR_USER_DATA, &user_data_dir));

[Luis Héctor Chávez, 2017/04/03 22:58:55]

nit: there's still a few straggling CHECKs in this change.

[Sergey Poromov, 2017/04/06 10:29:58]

Done.

+  base::FilePath cache_dir = user_data_dir.AppendASCII(kIconCacheDir);
+
+  SaveIcon(*icon_.bitmap(), cache_dir);
+
+  PrefService* local_state = g_browser_process->local_state();
+  DictionaryPrefUpdate dict_update(local_state, dictionary_name());
+
+  SaveToDictionary(dict_update);
+}
+
+void ArcKioskAppData::OnIconLoadSuccess(const gfx::ImageSkia& icon) {
+  DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
+  kiosk_app_icon_loader_.release();
+  icon_ = icon;
+}
+
+void ArcKioskAppData::OnIconLoadFailure() {
+  kiosk_app_icon_loader_.release();
+  LOG(ERROR) << "Icon Load Failure";
+  // Do nothing
+}
+
+}  // namespace chromeos