Rename mojo: to service:

services/shell/tests/shutdown/shutdown_unittest_manifest.json

Index: services/shell/tests/shutdown/shutdown_unittest_manifest.json
diff --git a/services/shell/tests/shutdown/shutdown_unittest_manifest.json b/services/shell/tests/shutdown/shutdown_unittest_manifest.json
index 2a85ad74d8a8826fa2cee40a6bfef0d77c382bab..8076bb81e63a1cd8c1a1c800ad812a6356850c0f 100644
--- a/services/shell/tests/shutdown/shutdown_unittest_manifest.json
+++ b/services/shell/tests/shutdown/shutdown_unittest_manifest.json
@@ -1,14 +1,14 @@
 {
   "manifest_version":  1,
-  "name": "mojo:shutdown_unittest",
+  "name": "service:shutdown_unittest",
   "display_name": "Shutdown Unittest",
   "capabilities": {
     "required": {
-      "mojo:shell": { "interfaces": [ "shell::mojom::ServiceManager" ] },
-      "mojo:shutdown_client": {
+      "service:shell": { "interfaces": [ "shell::mojom::ServiceManager" ] },
+      "service:shutdown_client": {
         "interfaces": [ "shell::mojom::ShutdownTestClientController" ]
       },
-      "mojo:shutdown_service": {
+      "service:shutdown_service": {
         "interfaces": [ "shell::mojom::ShutdownTestService" ]
       }
     }