mash: Move tray settings and deps to common.

ash/system/chromeos/devicetype_utils.cc

-// Copyright 2015 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 "ash/system/chromeos/devicetype_utils.h"
-
-#include "chromeos/system/devicetype.h"
-#include "grit/ash_strings.h"
-#include "ui/base/l10n/l10n_util.h"
-
-namespace ash {
-
-base::string16 SubstituteChromeOSDeviceType(int resource_id) {
-  return l10n_util::GetStringFUTF16(resource_id, GetChromeOSDeviceName());
-}
-
-base::string16 GetChromeOSDeviceName() {
-  return l10n_util::GetStringUTF16(GetChromeOSDeviceTypeResourceId());
-}
-
-int GetChromeOSDeviceTypeResourceId() {
-  switch (chromeos::GetDeviceType()) {
-    case chromeos::DeviceType::kChromebase:
-      return IDS_ASH_CHROMEBASE;
-    case chromeos::DeviceType::kChromebook:
-      return IDS_ASH_CHROMEBOOK;
-    case chromeos::DeviceType::kChromebox:
-      return IDS_ASH_CHROMEBOX;
-    case chromeos::DeviceType::kChromebit:
-      return IDS_ASH_CHROMEBIT;
-    case chromeos::DeviceType::kUnknown:
-    default:
-      return IDS_ASH_CHROMEDEVICE;
-  }
-}
-
-}  // namespace ash