[Autofill] Migrate ChromePasswordManagerClient<-->PasswordGenerationAgent IPCs to mojo.

chrome/renderer/autofill/fake_password_manager_client.cc

+// Copyright 2016 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 "chrome/renderer/autofill/fake_password_manager_client.h"
+
+FakePasswordManagerClient::FakePasswordManagerClient() : binding_(this) {}
+
+FakePasswordManagerClient::~FakePasswordManagerClient() {}
+
+void FakePasswordManagerClient::BindRequest(
+    autofill::mojom::PasswordManagerClientAssociatedRequest request) {
+  binding_.Bind(std::move(request));
+}
+
+void FakePasswordManagerClient::Flush() {
+  if (binding_.is_bound())
+    binding_.FlushForTesting();
+}
+
+// autofill::mojom::PasswordManagerClient:
+void FakePasswordManagerClient::ShowPasswordGenerationPopup(
+    const gfx::RectF& bounds,
+    int max_length,
+    const base::string16& generation_element,
+    bool is_manually_triggered,
+    const autofill::PasswordForm& form) {
+  called_show_pw_generation_popup_ = true;
+}
+
+void FakePasswordManagerClient::ShowPasswordEditingPopup(
+    const gfx::RectF& bounds,
+    const autofill::PasswordForm& form) {}
+
+void FakePasswordManagerClient::GenerationAvailableForForm(
+    const autofill::PasswordForm& form) {
+  called_generation_available_for_form_ = true;
+}
+
+void FakePasswordManagerClient::HidePasswordGenerationPopup() {
+  called_hide_pw_generation_popup_ = true;
+}