Convert device_sensors to use mojo.

content/renderer/device_sensors/device_orientation_absolute_event_pump.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 "content/renderer/device_sensors/device_orientation_absolute_event_pump.h"
-
-#include "content/common/device_sensors/device_orientation_messages.h"
-#include "content/public/renderer/render_thread.h"
-#include "third_party/WebKit/public/platform/modules/device_orientation/WebDeviceOrientationListener.h"
-
-namespace content {
-
-DeviceOrientationAbsoluteEventPump::DeviceOrientationAbsoluteEventPump(
-    RenderThread* thread) : DeviceOrientationEventPump(thread) {
-}
-
-DeviceOrientationAbsoluteEventPump::~DeviceOrientationAbsoluteEventPump() {
-}
-
-bool DeviceOrientationAbsoluteEventPump::OnControlMessageReceived(
-    const IPC::Message& message) {
-  bool handled = true;
-  IPC_BEGIN_MESSAGE_MAP(DeviceOrientationAbsoluteEventPump, message)
-    IPC_MESSAGE_HANDLER(DeviceOrientationAbsoluteMsg_DidStartPolling,
-        OnDidStart)
-    IPC_MESSAGE_UNHANDLED(handled = false)
-  IPC_END_MESSAGE_MAP()
-  return handled;
-}
-
-void DeviceOrientationAbsoluteEventPump::SendStartMessage() {
-  RenderThread::Get()->Send(
-      new DeviceOrientationAbsoluteHostMsg_StartPolling());
-}
-
-void DeviceOrientationAbsoluteEventPump::SendStopMessage() {
-  RenderThread::Get()->Send(new DeviceOrientationAbsoluteHostMsg_StopPolling());
-}
-
-}  // namespace content