Autofill: Set requirements for number of recognized fields in an autofillable form

components/autofill/core/browser/form_field_unittest.cc

Index: components/autofill/core/browser/form_field_unittest.cc
diff --git a/components/autofill/core/browser/form_field_unittest.cc b/components/autofill/core/browser/form_field_unittest.cc
index 763d77631727abdeff0723d1f5d99e2a015dc034..00fced6c2c5ccee6783f43ed0560aef28c645fc8 100644
--- a/components/autofill/core/browser/form_field_unittest.cc
+++ b/components/autofill/core/browser/form_field_unittest.cc
@@ -140,10 +140,14 @@ TEST(FormFieldTest, ParseFormFields) {
   field_data.label = ASCIIToUTF16("Address line2");
   fields.push_back(new AutofillField(field_data, field_data.label));
 
+  // Have a non-address field so the form parses successfully.
+  field_data.label = ASCIIToUTF16("City");
+  fields.push_back(new AutofillField(field_data, field_data.label));
+
   ServerFieldTypeMap field_type_map;
   FormField::ParseFormFields(fields.get(), &field_type_map);
   // Checkable element shouldn't interfere with inference of Address line2.
-  EXPECT_EQ(2U, field_type_map.size());
+  ASSERT_EQ(3U, field_type_map.size());
 
   EXPECT_EQ(ADDRESS_HOME_LINE1,
             field_type_map.find(ASCIIToUTF16("Address line1"))->second);