Embed a mojo ApplicationManager in content/browser

content/public/utility/BUILD.gn

Index: content/public/utility/BUILD.gn
diff --git a/content/public/utility/BUILD.gn b/content/public/utility/BUILD.gn
index 999549ac4525b579efe20c022c0c1b8d8f916f59..1f3e9874595662ef654b54de492baf1ad3cc4ef3 100644
--- a/content/public/utility/BUILD.gn
+++ b/content/public/utility/BUILD.gn
@@ -2,6 +2,8 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
+import("//content/utility/utility.gni")
+
 # See //content/BUILD.gn for how this works.
 group("utility") {
   if (is_component_build) {
@@ -18,12 +20,9 @@ group("utility") {
 source_set("utility_sources") {
   visibility = [ "//content/*" ]
 
-  sources = [
-    "content_utility_client.cc",
-    "content_utility_client.h",
-    "utility_thread.cc",
-    "utility_thread.h",
-  ]
+  sources = rebase_path(content_utility_gypi_values.public_utility_sources,
+                        ".",
+                        "//content")
 
   configs += [ "//content:content_implementation" ]