[Autofill] Fix returning identified street & house number fields

As part of AutofillEnableSupportForMoreStructureInAddresses feature several new field types were introduced. Proior this change they were identified using regex but never counted as found because AddressField::Parse returned nullptr.

Bug: 1137796
Change-Id: Idaa8d6d62faed5c593ca447739ecff3819fdc151
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2465843Reviewed-by: Matthias Körber <koerber@google.com>
Reviewed-by: Christoph Schwering <schwering@google.com>
Commit-Queue: Elizabeth Popova <lizapopova@google.com>
Cr-Commit-Position: refs/heads/master@{#816564}

components/autofill/core/browser/form_parsing/address_field.cc

@@ -122,6 +122,7 @@ std::unique_ptr<FormField> AddressField::Parse(AutofillScanner* scanner,
       address_field->address2_ || address_field->address3_ ||
       address_field->street_address_ || address_field->city_ ||
       address_field->state_ || address_field->zip_ || address_field->zip4_ ||
+      address_field->street_name_ || address_field->house_number_ ||
       address_field->country_) {
     // Don't slurp non-labeled fields at the end into the address.
     if (has_trailing_non_labeled_fields)