Add '.mojom' suffix for battery mojom modules.

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 4291e7f25668253853457e105cb96eda214d563e..5b66d3e48e3e308dab30e69bdf84cfd81ce9227b 100644
--- a/services/device/device_service.h
+++ b/services/device/device_service.h
@@ -53,7 +53,7 @@ class DeviceService
           mojom::OrientationAbsoluteSensor>,
 #if !defined(OS_ANDROID)
       // On Android the Device Service provides BatteryMonitor via Java.
-      public service_manager::InterfaceFactory<BatteryMonitor>,
+      public service_manager::InterfaceFactory<mojom::BatteryMonitor>,
       // On Android the Device Service provides VibrationManager via Java.
       public service_manager::InterfaceFactory<mojom::VibrationManager>,
 #endif
@@ -101,9 +101,9 @@ class DeviceService
               mojom::OrientationAbsoluteSensorRequest request) override;
 
 #if !defined(OS_ANDROID)
-  // InterfaceFactory<BatteryMonitor>:
+  // InterfaceFactory<mojom::BatteryMonitor>:
   void Create(const service_manager::Identity& remote_identity,
-              BatteryMonitorRequest request) override;
+              mojom::BatteryMonitorRequest request) override;
   // InterfaceFactory<mojom::VibrationManager>:
   void Create(const service_manager::Identity& remote_identity,
               mojom::VibrationManagerRequest request) override;