Compile content_unittests service catalog directly into the binary

content/test/BUILD.gn

 # Copyright 2014 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("//build/config/chrome_build.gni")
 import("//build/config/chromecast_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
@@ skipping 1393 matching lines @@
       "$root_out_dir/content_shell.pak",
       "data/",
       "//media/test/data/",
     ]
   }
 
   configs += [ "//build/config:precompiled_headers" ]
 
   deps = [
     ":content_test_mojo_bindings",
+    ":content_unittests_catalog_source",
     ":test_support",
     "//base/test:test_support",
     "//base/third_party/dynamic_annotations",
     "//cc",
     "//cc:test_support",
     "//cc/ipc",
     "//cc/surfaces",
     "//components/display_compositor",
     "//components/leveldb/public/cpp",
     "//components/payments:payment_app",
@@ skipping 71 matching lines @@
     "//ui/events/blink",
     "//ui/gfx:test_support",
     "//ui/gfx/geometry",
     "//ui/gfx/ipc",
     "//ui/gfx/ipc/skia",
     "//ui/gl",
     "//ui/gl:test_support",
   ]
 
   data_deps = [
-    ":content_unittests_catalog_copy",
     "//components/filesystem:filesystem",
     "//third_party/mesa:osmesa",
   ]
 
   if (!is_win) {
     sources += [ "../browser/file_descriptor_info_impl_unittest.cc" ]
   }
 
   if (enable_plugins) {
     # Put WebRTC-related plugins sources in the "enable_webrtc &&
@@ skipping 234 matching lines @@
 service_manifest("content_unittests_manifest") {
   name = "content_unittests"
   source = "unittests_manifest.json"
   packaged_services = [ "//services/file:manifest" ]
 }
 
 catalog("content_unittests_catalog") {
   embedded_services = [ ":content_unittests_manifest" ]
 }
 
-copy("content_unittests_catalog_copy") {
-  sources = get_target_outputs(":content_unittests_catalog")
-  outputs = [
-    "${root_out_dir}/content_unittests_catalog.json",
-  ]
-  deps = [
-    ":content_unittests_catalog",
-  ]
+catalog_cpp_source("content_unittests_catalog_source") {
+  catalog = ":content_unittests_catalog"
+  generated_function_name = "content::CreateContentUnittestsCatalog"
 }
 
 test("content_perftests") {
   # See comment at the top of //content/BUILD.gn for why this is disabled in
   # component builds.
   if (is_component_build) {
     check_includes = false
   }
 
   sources = [
@@ skipping 19 matching lines @@
   if (is_android) {
     deps += [ "//testing/android/native_test:native_test_native_code" ]
   }
 }
 
 group("fuzzers") {
   deps = [
     "//content/test/fuzzer",
   ]
 }