[Password manager] Relplace the FormFieldData vector from autofill::FormData with named fields…

components/password_manager/core/browser/password_autofill_manager_unittest.cc

Index: components/password_manager/core/browser/password_autofill_manager_unittest.cc
diff --git a/components/password_manager/core/browser/password_autofill_manager_unittest.cc b/components/password_manager/core/browser/password_autofill_manager_unittest.cc
index c2056c148ae8c99edb23477c57230906c9bcfaf6..837627690968d2aae7af507686383163da5c666d 100644
--- a/components/password_manager/core/browser/password_autofill_manager_unittest.cc
+++ b/components/password_manager/core/browser/password_autofill_manager_unittest.cc
@@ -76,12 +76,12 @@ class PasswordAutofillManagerTest : public testing::Test {
     // Add a preferred login and an additional login to the FillData.
     username_field_.name = base::ASCIIToUTF16(kUsernameName);
     username_field_.value = test_username_;
-    fill_data_.basic_data.fields.push_back(username_field_);
+    fill_data_.username_field = username_field_;
 
     autofill::FormFieldData password_field;
     password_field.name = base::ASCIIToUTF16(kPasswordName);
     password_field.value = test_password_;
-    fill_data_.basic_data.fields.push_back(password_field);
+    fill_data_.password_field = password_field;
   }
 
   void InitializePasswordAutofillManager(