[Device Service] Move PowerMonitor into the Device Service

services/device/device_service.h

Index: services/device/device_service.h
diff --git a/services/device/device_service.h b/services/device/device_service.h
index 6f55953f91b6b2e5fcb28bf961d7c7fc3e327399..9ec723c46bec48b4b34c5b5dd35dc2a49f51778e 100644
--- a/services/device/device_service.h
+++ b/services/device/device_service.h
@@ -7,6 +7,7 @@
 
 #include "base/callback_forward.h"
 #include "base/memory/ref_counted.h"
+#include "device/power_monitor/public/interfaces/power_monitor.mojom.h"
 #include "mojo/public/cpp/bindings/binding_set.h"
 #include "services/service_manager/public/cpp/interface_factory.h"
 #include "services/service_manager/public/cpp/service.h"
@@ -16,7 +17,9 @@ namespace device {
 std::unique_ptr<service_manager::Service> CreateDeviceService(
     scoped_refptr<base::SingleThreadTaskRunner> file_task_runner);
 
-class DeviceService : public service_manager::Service {
+class DeviceService
+    : public service_manager::Service,
+      public service_manager::InterfaceFactory<mojom::PowerMonitor> {
  public:
   explicit DeviceService(
       scoped_refptr<base::SingleThreadTaskRunner> file_task_runner);
@@ -28,6 +31,10 @@ class DeviceService : public service_manager::Service {
   bool OnConnect(const service_manager::ServiceInfo& remote_info,
                  service_manager::InterfaceRegistry* registry) override;
 
+  // InterfaceFactory<mojom::PowerMonitor>:
+  void Create(const service_manager::Identity& remote_identity,
+              mojom::PowerMonitorRequest request) override;
+
   scoped_refptr<base::SingleThreadTaskRunner> file_task_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(DeviceService);