[Autofill] Add upstreaming UKM

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 884296c30b31d40672b23f0ee27897926a426a0d..61989508ad44461deaa75ff11b0a3856810f7e2d 100644
--- a/components/autofill/core/browser/BUILD.gn
+++ b/components/autofill/core/browser/BUILD.gn
@@ -56,6 +56,8 @@ static_library("browser") {
     "autofill_sync_constants.h",
     "autofill_type.cc",
     "autofill_type.h",
+    "autofill_ukm.cc",
+    "autofill_ukm.h",
     "autofill_wallet_data_type_controller.cc",
     "autofill_wallet_data_type_controller.h",
     "card_unmask_delegate.cc",
@@ -200,6 +202,7 @@ static_library("browser") {
     "//components/signin/core/common",
     "//components/strings",
     "//components/sync",
+    "//components/ukm",
     "//components/variations/net",
     "//components/version_info",
     "//components/webdata/common",
@@ -316,6 +319,7 @@ source_set("unit_tests") {
     "autofill_profile_comparator_unittest.cc",
     "autofill_profile_unittest.cc",
     "autofill_type_unittest.cc",
+    "autofill_ukm_unittest.cc",
     "contact_info_unittest.cc",
     "country_combobox_model_unittest.cc",
     "country_names_unittest.cc",
@@ -368,6 +372,8 @@ source_set("unit_tests") {
     "//components/sync",
     "//components/sync:test_support_driver",
     "//components/sync:test_support_model",
+    "//components/ukm",
+    "//components/ukm:test_support",
     "//components/variations",
     "//components/variations:test_support",
     "//components/webdata/common",