Don't include forms without fields in has_more_forms calculation.

components/autofill/renderer/form_cache.cc

Index: components/autofill/renderer/form_cache.cc
diff --git a/components/autofill/renderer/form_cache.cc b/components/autofill/renderer/form_cache.cc
index 27441adcc6db64e5a704705960e137fe06c87902..5d0bed092341e8f391fd6faad976f1439015bba2 100644
--- a/components/autofill/renderer/form_cache.cc
+++ b/components/autofill/renderer/form_cache.cc
@@ -124,7 +124,8 @@ bool FormCache::ExtractFormsAndFormElements(
     // To avoid overly expensive computation, we impose a minimum number of
     // allowable fields.  The corresponding maximum number of allowable fields
     // is imposed by WebFormElementToFormData().
-    if (num_editable_elements < minimum_required_fields) {
+    if (num_editable_elements < minimum_required_fields &&
+        control_elements.size() > 0) {
       has_skipped_forms = true;
       continue;
     }