Extract device_sensors to /device via Mojofication

content/renderer/device_sensors/device_motion_event_pump.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 "device_motion_event_pump.h"
 
-#include "content/common/device_sensors/device_motion_messages.h"
+#include "base/process/process_handle.h"
+#include "content/public/common/service_registry.h"
 #include "content/public/renderer/render_thread.h"
 #include "third_party/WebKit/public/platform/modules/device_orientation/WebDeviceMotionListener.h"
 
 namespace content {
 
-DeviceMotionEventPump::DeviceMotionEventPump(RenderThread* thread)
-    : DeviceSensorEventPump<blink::WebDeviceMotionListener>(thread) {
+DeviceMotionEventPump::DeviceMotionEventPump(
+    blink::WebDeviceMotionListener* listener)
+    : listener_(listener) {
+  DCHECK(listener_);
+
+  if (ServiceRegistry* registry = RenderThread::Get()->GetServiceRegistry()) {
+    // registry can be null during testing.
+    registry->ConnectToRemoteService(&service_);
+    service_->StartPolling(
+        static_cast<int32>(base::GetCurrentProcId()),
+        base::Bind(&DeviceMotionEventPump::OnDidStart, base::Unretained(this)));
+  }
 }
 
 DeviceMotionEventPump::~DeviceMotionEventPump() {
 }
 
-bool DeviceMotionEventPump::OnControlMessageReceived(
-    const IPC::Message& message) {
-  bool handled = true;
-  IPC_BEGIN_MESSAGE_MAP(DeviceMotionEventPump, message)
-    IPC_MESSAGE_HANDLER(DeviceMotionMsg_DidStartPolling, OnDidStart)
-    IPC_MESSAGE_UNHANDLED(handled = false)
-  IPC_END_MESSAGE_MAP()
-  return handled;
-}
-
 void DeviceMotionEventPump::FireEvent() {
-  DCHECK(listener());
+  LOG(WARNING) << "DeviceMotionEventPump::FireEvent";
+  DCHECK(listener_);
   blink::WebDeviceMotionData data;
-  if (reader_->GetLatestData(&data) && data.allAvailableSensorsAreActive)
-    listener()->didChangeDeviceMotion(data);
+  if (reader_->GetLatestData(&data)) {
+    LOG(WARNING) << "DeviceMotionEventPump::FireEvent, "
+                    "data.allAvailableSensorsAreActive: "
+                 << data.allAvailableSensorsAreActive;
+    if (data.allAvailableSensorsAreActive)
+      listener_->didChangeDeviceMotion(data);
+  }
 }
 
 bool DeviceMotionEventPump::InitializeReader(base::SharedMemoryHandle handle) {
   if (!reader_)
     reader_.reset(new DeviceMotionSharedMemoryReader());
   return reader_->Initialize(handle);
 }
 
-void DeviceMotionEventPump::SendStartMessage() {
-  RenderThread::Get()->Send(new DeviceMotionHostMsg_StartPolling());
-}
-
-void DeviceMotionEventPump::SendStopMessage() {
-  RenderThread::Get()->Send(new DeviceMotionHostMsg_StopPolling());
-}
-
 void DeviceMotionEventPump::SendFakeDataForTesting(void* fake_data) {
   blink::WebDeviceMotionData data =
       *static_cast<blink::WebDeviceMotionData*>(fake_data);
 
-  listener()->didChangeDeviceMotion(data);
+  listener_->didChangeDeviceMotion(data);
 }
 
 }  // namespace content