Rename mojo_application GN templates to service*

services/tracing/BUILD.gn

Index: services/tracing/BUILD.gn
diff --git a/services/tracing/BUILD.gn b/services/tracing/BUILD.gn
index e63d3700d81a3f1e6e9d52ced36f6282fdd94385..73369fca61a7d6a035b09617f0caabf3aa5228ce 100644
--- a/services/tracing/BUILD.gn
+++ b/services/tracing/BUILD.gn
@@ -2,10 +2,10 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-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")
 
-mojo_native_application("tracing") {
+service("tracing") {
   sources = [
     "main.cc",
   ]
@@ -23,8 +23,8 @@ mojo_native_application("tracing") {
   ]
 }
 
-mojo_application_manifest("manifest") {
-  application_name = "tracing"
+service_manifest("manifest") {
+  name = "tracing"
   source = "manifest.json"
 }