Reland of Add a unittest for PasswordController

ios/chrome/BUILD.gn

Index: ios/chrome/BUILD.gn
diff --git a/ios/chrome/BUILD.gn b/ios/chrome/BUILD.gn
index f59a480b2762394aba78213140e66852f629b717..d13d817620a88e4b05e56c9e2e93f4cbd6e6235a 100644
--- a/ios/chrome/BUILD.gn
+++ b/ios/chrome/BUILD.gn
@@ -23,6 +23,7 @@ test("ios_chrome_unittests") {
     "browser/net/image_fetcher_unittest.mm",
     "browser/net/metrics_network_client_unittest.mm",
     "browser/net/retryable_url_fetcher_unittest.mm",
+    "browser/passwords/password_controller_unittest.mm",
     "browser/reading_list/reading_list_entry_unittest.cc",
     "browser/reading_list/reading_list_model_unittest.cc",
     "browser/signin/chrome_identity_service_observer_bridge_unittest.mm",
@@ -49,10 +50,14 @@ test("ios_chrome_unittests") {
     "//components/favicon_base",
     "//components/metrics",
     "//components/metrics:test_support",
+    "//components/password_manager/core/browser",
+    "//components/password_manager/core/browser:test_support",
+    "//components/password_manager/core/common",
     "//components/prefs:test_support",
     "//components/signin/core/browser:test_support",
     "//components/signin/ios/browser:test_support",
     "//components/sync_driver:test_support",
+    "//components/syncable_prefs:test_support",
     "//components/update_client",
     "//components/version_info",
     "//ios/chrome/app",