[Autofill] Enable Autofill for dynamically created forms.

components/autofill/core/browser/autofill_manager.cc

Index: components/autofill/core/browser/autofill_manager.cc
diff --git a/components/autofill/core/browser/autofill_manager.cc b/components/autofill/core/browser/autofill_manager.cc
index 95126de421d1ca79cdc115bb0cad82cb4401f1e1..bb54422a492c6e4b1b5ea8eb90909ea4173be688 100644
--- a/components/autofill/core/browser/autofill_manager.cc
+++ b/components/autofill/core/browser/autofill_manager.cc
@@ -312,16 +312,10 @@ bool AutofillManager::OnFormSubmitted(const FormData& form,
 }
 
 void AutofillManager::OnFormsSeen(const std::vector<FormData>& forms,
-                                  const TimeTicks& timestamp,
-                                  autofill::FormsSeenState state) {
+                                  const TimeTicks& timestamp) {
   if (!IsValidFormDataVector(forms))
     return;
 
-  bool is_post_document_load = state == autofill::DYNAMIC_FORMS_SEEN;
-  // If new forms were added dynamically, treat as a new page.
-  if (is_post_document_load)
-    Reset();
-
   if (!driver_->RendererIsAvailable())
     return;