NOT FOR LANDING: Autofill regexp benchmark

components/autofill/core/browser/BUILD.gn

Index: components/autofill/core/browser/BUILD.gn
diff --git a/components/autofill/core/browser/BUILD.gn b/components/autofill/core/browser/BUILD.gn
index c837bf8c589ce8baed4f8871f8ccbbe20cc2ebcf..2a005d233acab7058721ecc49c19547b06f76c59 100644
--- a/components/autofill/core/browser/BUILD.gn
+++ b/components/autofill/core/browser/BUILD.gn
@@ -251,6 +251,7 @@ source_set("unit_tests") {
     "autofill_regexes_unittest.cc",
     "autofill_type_unittest.cc",
     "autofill_xml_parser_unittest.cc",
+    "benchmark.cc",
     "contact_info_unittest.cc",
     "credit_card_field_unittest.cc",
     "credit_card_unittest.cc",
@@ -288,6 +289,7 @@ source_set("unit_tests") {
     "//testing/gtest",
     "//third_party/libphonenumber",
     "//third_party/libjingle",
+    "//third_party/re2",
     "//ui/base",
     "//url",
   ]