Enable password saving for dynamic password forms

components/autofill/content/renderer/password_autofill_agent.cc

Index: components/autofill/content/renderer/password_autofill_agent.cc
diff --git a/components/autofill/content/renderer/password_autofill_agent.cc b/components/autofill/content/renderer/password_autofill_agent.cc
index f39669e190cb923307fadf9f5d5c5dc14be948ca..01e2578356271be2787ee4c6e8c1a12b7e52a268 100644
--- a/components/autofill/content/renderer/password_autofill_agent.cc
+++ b/components/autofill/content/renderer/password_autofill_agent.cc
@@ -356,6 +356,10 @@ bool PasswordAutofillAgent::OriginCanAccessPasswordManager(
   return origin.canAccessPasswordManager();
 }
 
+void PasswordAutofillAgent::OnDynamicFormsSeen(WebKit::WebFrame* frame) {
+  SendPasswordForms(frame, false /* only_visible */);
+}
+
 void PasswordAutofillAgent::SendPasswordForms(WebKit::WebFrame* frame,
                                               bool only_visible) {
   // Make sure that this security origin is allowed to use password manager.