Introduce Device Service

services/device/BUILD.gn

Index: services/device/BUILD.gn
diff --git a/services/ui/test_wm/BUILD.gn b/services/device/BUILD.gn
similarity index 70%
copy from services/ui/test_wm/BUILD.gn
copy to services/device/BUILD.gn
index d8ba438ff6a5a6a990819db081f66f690f4f38eb..e4c33bb4557783168e630f0a5086e2246e37d6e5 100644
--- a/services/ui/test_wm/BUILD.gn
+++ b/services/device/BUILD.gn
@@ -5,27 +5,23 @@
 import("//services/service_manager/public/cpp/service.gni")
 import("//services/service_manager/public/service_manifest.gni")
 
-service("test_wm") {
+source_set("lib") {
   sources = [
-    "test_wm.cc",
+    "device_service.cc",
+    "device_service.h",
   ]
 
   deps = [
     "//base",
     "//services/service_manager/public/cpp",
-    "//services/ui/public/cpp",
-    "//services/ui/public/interfaces",
-    "//ui/display",
-    "//ui/gfx/geometry/mojo",
   ]
 
   data_deps = [
     ":manifest",
-    "//services/ui",
   ]
 }
 
 service_manifest("manifest") {
-  name = "test_wm"
+  name = "device"
   source = "manifest.json"
 }