Rename mojo_application GN templates to service*

mash/screenlock/BUILD.gn

Index: mash/screenlock/BUILD.gn
diff --git a/mash/screenlock/BUILD.gn b/mash/screenlock/BUILD.gn
index 1987a981fb0c2655f70d89fd20885065dbfb72fa..a82ba927ccc72e0f08bf58dc6a4d9d019ad7ded7 100644
--- a/mash/screenlock/BUILD.gn
+++ b/mash/screenlock/BUILD.gn
@@ -3,12 +3,12 @@
 # found in the LICENSE file.
 
 import("//build/config/ui.gni")
-import("//mojo/public/mojo_application.gni")
-import("//mojo/public/mojo_application_manifest.gni")
+import("//services/shell/public/cpp/service.gni")
+import("//services/shell/public/service_manifest.gni")
 import("//mojo/public/tools/bindings/mojom.gni")
 import("//tools/grit/repack.gni")
 
-mojo_native_application("screenlock") {
+service("screenlock") {
   sources = [
     "main.cc",
     "screenlock.cc",
@@ -37,7 +37,7 @@ mojo_native_application("screenlock") {
   ]
 }
 
-mojo_application_manifest("manifest") {
-  application_name = "screenlock"
+service_manifest("manifest") {
+  name = "screenlock"
   source = "manifest.json"
 }