cros: Fold NetworkErrorModel into NetworkErrorView.

chrome/browser/chromeos/login/screens/mock_error_screen.cc

 // Copyright (c) 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 "chrome/browser/chromeos/login/screens/mock_error_screen.h"
 
 using ::testing::AtLeast;
 using ::testing::_;
 
 namespace chromeos {
@@ skipping 15 matching lines @@
   ErrorScreen::SetUIState(ui_state);
   MockSetUIState(ui_state);
 }
 
 void MockErrorScreen::SetErrorState(NetworkError::ErrorState error_state,
                                     const std::string& network) {
   ErrorScreen::SetErrorState(error_state, network);
   MockSetErrorState(error_state, network);
 }
 
-MockNetworkErrorView::MockNetworkErrorView() : model_(nullptr) {
+MockNetworkErrorView::MockNetworkErrorView() {
   EXPECT_CALL(*this, MockBind(_)).Times(AtLeast(1));
   EXPECT_CALL(*this, MockUnbind()).Times(AtLeast(1));
 }
 
 MockNetworkErrorView::~MockNetworkErrorView() {
-  if (model_)
-    model_->OnViewDestroyed(this);
+  if (screen_)
+    screen_->OnViewDestroyed(this);
 }
 
-void MockNetworkErrorView::Bind(NetworkErrorModel& model) {
-  model_ = &model;
-  MockBind(model);
+void MockNetworkErrorView::Bind(ErrorScreen* screen) {
+  screen_ = screen;
+  MockBind(screen);
 }
 
 void MockNetworkErrorView::Unbind() {
-  model_ = nullptr;
+  screen_ = nullptr;
   MockUnbind();
 }
 
 }  // namespace chromeos