Convert utility process out-of-process file patching IPC to mojo

chrome/test/BUILD.gn

Index: chrome/test/BUILD.gn
diff --git a/chrome/test/BUILD.gn b/chrome/test/BUILD.gn
index f9a42e30e88b21367965de41741cd903e1ea3c90..fceb6cd4982b93278d3600edccb99327d12f5096 100644
--- a/chrome/test/BUILD.gn
+++ b/chrome/test/BUILD.gn
@@ -1353,6 +1353,7 @@ test("browser_tests") {
       "../browser/chrome_security_exploit_browsertest.cc",
       "../browser/chrome_site_per_process_browsertest.cc",
       "../browser/chrome_switches_browsertest.cc",
+      "../browser/component_updater/component_patcher_operation_out_of_process_browsertest.cc",
       "../browser/content_settings/content_settings_browsertest.cc",
       "../browser/crash_recovery_browsertest.cc",
       "../browser/custom_handlers/protocol_handler_registry_browsertest.cc",
@@ -1970,6 +1971,7 @@ test("browser_tests") {
       "//chrome/browser/policy/test/policy_testserver.py",
       "//chrome/common/extensions/docs/examples/apps/calculator/",
       "//chrome/third_party/mock4js/",
+      "//components/test/data/update_client/",
       "//content/test/data/",
       "//google_apis/test/",
       "//media/test/data/",