Ports VRService to be hosted in the device service.

services/device/BUILD.gn

Index: services/device/BUILD.gn
diff --git a/services/device/BUILD.gn b/services/device/BUILD.gn
index 3f781a768a853e207f20730cf05d05b4e588754a..80699bb1691da5d5bed0c6fd745b46adc080e25e 100644
--- a/services/device/BUILD.gn
+++ b/services/device/BUILD.gn
@@ -3,6 +3,7 @@
 # found in the LICENSE file.
 
 import("//build/config/features.gni")
+import("//device/vr/features.gni")
 import("//services/catalog/public/tools/catalog.gni")
 import("//services/service_manager/public/cpp/service.gni")
 import("//services/service_manager/public/service_manifest.gni")
@@ -30,6 +31,8 @@ source_set("lib") {
     "//device/sensors",
     "//device/sensors/public/interfaces",
     "//device/vibration:mojo_bindings",
+    "//device/vr",
+    "//device/vr:features",
     "//device/wake_lock",
     "//services/device/fingerprint",
     "//services/device/power_monitor",