Address comments on 88686a82ed8f1037bba3deacdd679fb8e717f2f6

services/ui/launcher/BUILD.gn

 # Copyright 2015 The Chromium Authors. All rights reserved.
 # 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/tools/bindings/mojom.gni")
 import("//testing/test.gni")
 
 mojo_native_application("launcher") {
   sources = [
     "main.cc",
   ]
 
   deps = [
     ":lib",
     "//mojo/application",
   ]
 }
 
+# Library that allows the service code to be included directly into the
+# embedding shell. Used by https://manganese.googlesource.com/.
 source_set("lib") {
   sources = [
     "launch_instance.cc",
     "launch_instance.h",
     "launcher_app.cc",
     "launcher_app.h",
     "launcher_view_tree.cc",
     "launcher_view_tree.h",
   ]
 
@@ skipping 12 matching lines @@
     "//mojo/services/ui/views/cpp",
     "//mojo/services/ui/views/interfaces",
   ]
 }
 
 mojom("bindings") {
   sources = [
     "launcher.mojom",
   ]
 }