[Password Manager] Unfriend PasswordAutofillAgentTest from PasswordAutofillAgent (clean-up).

components/autofill/content/renderer/test_password_autofill_agent.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/autofill/content/renderer/test_password_autofill_agent.h"
 
 namespace autofill {
 
 TestPasswordAutofillAgent::TestPasswordAutofillAgent(
     content::RenderView* render_view)
     : PasswordAutofillAgent(render_view) {}
 
 TestPasswordAutofillAgent::~TestPasswordAutofillAgent() {}
 
 bool TestPasswordAutofillAgent::OriginCanAccessPasswordManager(
     const blink::WebSecurityOrigin& origin) {
   return true;
 }
 
+void TestPasswordAutofillAgent::SendPasswordForms(blink::WebFrame* frame,
+                                                  bool only_visible) {
+  PasswordAutofillAgent::SendPasswordForms(frame, only_visible);
+}
+
+bool TestPasswordAutofillAgent::OnMessageReceived(const IPC::Message& message) {
+  return PasswordAutofillAgent::OnMessageReceived(message);
+}
+
+void TestPasswordAutofillAgent::WillSubmitForm(
+    blink::WebLocalFrame* frame,
+    const blink::WebFormElement& form) {
+  PasswordAutofillAgent::WillSubmitForm(frame, form);
+}
+
 }  // namespace autofill