Use chromeos accelerometer reader and support only lid accelerometer.

athena/system/system_ui_impl.cc

 // Copyright 2014 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 "athena/system/public/system_ui.h"
 
 #include "athena/screen/public/screen_manager.h"
 #include "athena/system/background_controller.h"
-#include "athena/system/device_socket_listener.h"
 #include "athena/system/orientation_controller.h"
 #include "athena/system/power_button_controller.h"
 #include "athena/system/status_icon_container_view.h"
 #include "athena/system/time_view.h"
 #include "athena/util/container_priorities.h"
 #include "athena/util/fill_layout_manager.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "ui/aura/window.h"
@@ skipping 48 matching lines @@
 
  private:
   views::View* time_view_;
   views::View* status_icon_view_;
 
   DISALLOW_COPY_AND_ASSIGN(SystemInfoView);
 };
 
 class SystemUIImpl : public SystemUI {
  public:
-  SystemUIImpl(scoped_refptr<base::TaskRunner> file_task_runner)
+  SystemUIImpl(scoped_refptr<base::TaskRunner> blocking_task_runner)
       : orientation_controller_(new OrientationController()),
         power_button_controller_(new PowerButtonController),
         background_container_(NULL),
         system_modal_container_(NULL) {
-    orientation_controller_->InitWith(file_task_runner);
+    orientation_controller_->InitWith(blocking_task_runner);
   }
 
   virtual ~SystemUIImpl() {
     // Stops file watching now if exists. Waiting until message loop shutdon
     // leads to FilePathWatcher crash.
     orientation_controller_->Shutdown();
   }
 
   void Init() {
     background_container_ = ScreenManager::Get()->CreateContainer(
@@ skipping 12 matching lines @@
 
   virtual void SetBackgroundImage(const gfx::ImageSkia& image) OVERRIDE {
     background_controller_->SetImage(image);
   }
 
   virtual views::View* CreateSystemInfoView(ColorScheme color_scheme) OVERRIDE {
     return new SystemInfoView(color_scheme, system_modal_container_);
   }
 
  private:
-  scoped_refptr<OrientationController> orientation_controller_;
+  scoped_ptr<OrientationController> orientation_controller_;
   scoped_ptr<PowerButtonController> power_button_controller_;
   scoped_ptr<BackgroundController> background_controller_;
 
   // The parent container for the background.
   aura::Window* background_container_;
 
   // The parent container used by the "select network" dialog.
   aura::Window* system_modal_container_;
 
   DISALLOW_COPY_AND_ASSIGN(SystemUIImpl);
 };
 
 }  // namespace
 
 // static
-SystemUI* SystemUI::Create(scoped_refptr<base::TaskRunner> file_task_runner) {
-  DeviceSocketListener::CreateSocketManager(file_task_runner);
-  SystemUIImpl* system_ui = new SystemUIImpl(file_task_runner);
+SystemUI* SystemUI::Create(
+    scoped_refptr<base::TaskRunner> blocking_task_runner) {
+  SystemUIImpl* system_ui = new SystemUIImpl(blocking_task_runner);
   instance = system_ui;
   system_ui->Init();
   return instance;
 }
 
 // static
 SystemUI* SystemUI::Get() {
   DCHECK(instance);
   return instance;
 }
 
 // static
 void SystemUI::Shutdown() {
   CHECK(instance);
   delete instance;
   instance = NULL;
-  DeviceSocketListener::ShutdownSocketManager();
 }
 
 }  // namespace athena