src/chrome/browser/sync/glue/device_info_data_type_controller.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/sync/glue/device_info_data_type_controller.h"
   6
   7 #include "chrome/browser/sync/glue/chrome_report_unrecoverable_error.h"
   8 #include "chrome/browser/sync/glue/local_device_info_provider.h"
   9 #include "content/public/browser/browser_thread.h"
  10
  11 using content::BrowserThread;
  12
  13 namespace browser_sync {
  14
  15 DeviceInfoDataTypeController::DeviceInfoDataTypeController(
  16     sync_driver::SyncApiComponentFactory* sync_factory,
  17     LocalDeviceInfoProvider* local_device_info_provider)
  18     : UIDataTypeController(
  19           BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI),
  20           base::Bind(&ChromeReportUnrecoverableError),
  21           syncer::DEVICE_INFO,
  22           sync_factory),
  23       local_device_info_provider_(local_device_info_provider) {
  24 }
  25
  26 DeviceInfoDataTypeController::~DeviceInfoDataTypeController() {
  27 }
  28
  29 bool DeviceInfoDataTypeController::StartModels() {
  30   // Start the data type as soon as the local device info gets available.
  31   if (local_device_info_provider_->GetLocalDeviceInfo()) {
  32     return true;
  33   }
  34
  35   subscription_ = local_device_info_provider_->RegisterOnInitializedCallback(
  36       base::Bind(&DeviceInfoDataTypeController::OnLocalDeviceInfoLoaded, this));
  37
  38   return false;
  39 }
  40
  41 void DeviceInfoDataTypeController::OnLocalDeviceInfoLoaded() {
  42   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
  43   DCHECK_EQ(state_, MODEL_STARTING);
  44   DCHECK(local_device_info_provider_->GetLocalDeviceInfo());
  45
  46   subscription_.reset();
  47   OnModelLoaded();
  48 }
  49
  50 }  // namespace browser_sync