Autofill: Refactoring to support fetching password after a username is selected

components/autofill/content/renderer/password_autofill_agent.h

Index: components/autofill/content/renderer/password_autofill_agent.h
diff --git a/components/autofill/content/renderer/password_autofill_agent.h b/components/autofill/content/renderer/password_autofill_agent.h
index 17ae4831fe58a5aec23fe2598aa329f18ea330f7..5966700b45127b02f71005336fc67cec2ea1b83c 100644
--- a/components/autofill/content/renderer/password_autofill_agent.h
+++ b/components/autofill/content/renderer/password_autofill_agent.h
@@ -41,7 +41,9 @@ class PasswordAutofillAgent : public content::RenderViewObserver {
   // Fills the password associated with user name |username|. Returns true if
   // the username and password fields were filled, false otherwise.
   bool DidAcceptAutofillSuggestion(const blink::WebNode& node,
-                                   const blink::WebString& username);
+                                   const blink::WebString& username,
+                                   const blink::WebString& password);
+
   // A no-op.  Password forms are not previewed, so they do not need to be
   // cleared when the selection changes.  However, this method returns
   // true when |node| is fillable by password Autofill.