Remove FrameDetached and FrameWillClose listeners from AutofillAgent.

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 5ad1628d558e14fe4860fb3e87a27c57145204f9..c9627e9a8ff64fb2f412c3589baedbf4a45e177e 100644
--- a/components/autofill/content/renderer/password_autofill_agent.cc
+++ b/components/autofill/content/renderer/password_autofill_agent.cc
@@ -928,9 +928,8 @@ void PasswordAutofillAgent::DidStopLoading() {
   did_stop_loading_ = true;
 }
 
-void PasswordAutofillAgent::FrameDetached(blink::WebFrame* frame) {
-  if (frame == render_frame()->GetWebFrame())
-    FrameClosing();
+void PasswordAutofillAgent::FrameDetached() {
+  FrameClosing();
 }
 
 void PasswordAutofillAgent::WillSendSubmitEvent(
@@ -1318,9 +1317,4 @@ void PasswordAutofillAgent::LegacyPasswordAutofillAgent::
   agent_->LegacyDidStartProvisionalLoad(navigated_frame);
 }
 
-void PasswordAutofillAgent::LegacyPasswordAutofillAgent::FrameDetached(
-    blink::WebFrame* frame) {
-  agent_->FrameDetached(frame);
-}
-
 }  // namespace autofill