arc: Message for a low-battery case of migration notification.

chrome/browser/chromeos/arc/arc_migration_guide_notification.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/arc/arc_migration_guide_notification.h"
 
+#include "ash/system/devicetype_utils.h"
+#include "ash/system/power/power_status.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "chrome/app/vector_icons/vector_icons.h"
+#include "chrome/browser/chromeos/arc/arc_migration_constants.h"
 #include "chrome/browser/chromeos/arc/arc_util.h"
 #include "chrome/browser/lifetime/application_lifetime.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/ash/multi_user/multi_user_util.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/grit/generated_resources.h"
 #include "components/signin/core/account_id/account_id.h"
 #include "components/user_manager/known_user.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/gfx/color_palette.h"
@@ skipping 31 matching lines @@
   // Always remove the notification to make sure the notification appears
   // as a popup in any situation.
   message_center::MessageCenter::Get()->RemoveNotification(
       kSuggestNotificationId, false /* by_user */);
 
   message_center::NotifierId notifier_id(
       message_center::NotifierId::SYSTEM_COMPONENT, kNotifierId);
   notifier_id.profile_id =
       multi_user_util::GetAccountIdFromProfile(profile).GetUserEmail();
 
+  const bool is_low_battery = ash::PowerStatus::IsInitialized() &&
+                              ash::PowerStatus::Get()->IsBatteryPresent() &&
+                              ash::PowerStatus::Get()->GetBatteryPercent() <
+                                  kMigrationMinimumBatteryPercent;
+
+  const base::string16 message =
+      is_low_battery
+          ? ash::SubstituteChromeOSDeviceType(
+                IDS_ARC_MIGRATE_ENCRYPTION_NOTIFICATION_LOW_BATTERY_MESSAGE)
+          : l10n_util::GetStringUTF16(
+                IDS_ARC_MIGRATE_ENCRYPTION_NOTIFICATION_MESSAGE);
+
   message_center::RichNotificationData data;
   data.buttons.push_back(message_center::ButtonInfo(l10n_util::GetStringUTF16(
       IDS_ARC_MIGRATE_ENCRYPTION_NOTIFICATION_RESTART_BUTTON)));
   message_center::MessageCenter::Get()->AddNotification(
       base::MakeUnique<message_center::Notification>(
           message_center::NOTIFICATION_TYPE_SIMPLE, kSuggestNotificationId,
           l10n_util::GetStringUTF16(
               IDS_ARC_MIGRATE_ENCRYPTION_NOTIFICATION_TITLE),
-          // TODO(kinaba): crbug/710289 Change message for low-battery case.
-          l10n_util::GetStringUTF16(
-              IDS_ARC_MIGRATE_ENCRYPTION_NOTIFICATION_MESSAGE),
+          message,
           gfx::Image(gfx::CreateVectorIcon(
               kArcMigrateEncryptionNotificationIcon, gfx::kPlaceholderColor)),
           base::string16(), GURL(), notifier_id, data,
           new ArcMigrationGuideNotificationDelegate()));
 }
 
 void ShowArcMigrationSuccessNotificationIfNeeded(Profile* profile) {
   const AccountId account_id =
       multi_user_util::GetAccountIdFromProfile(profile);
 
@@ skipping 34 matching lines @@
             new message_center::NotificationDelegate()));
   }
 
   // Mark as notified.
   user_manager::known_user::SetIntegerPref(
       account_id, prefs::kArcCompatibleFilesystemChosen,
       arc::kFileSystemCompatibleAndNotified);
 }
 
 }  // namespace arc