cros: Fold NetworkModel into NetworkScreen

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

 // Copyright (c) 2012 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_network_screen.h"
 
 namespace chromeos {
 
 using ::testing::AtLeast;
 using ::testing::_;
 
 MockNetworkScreen::MockNetworkScreen(BaseScreenDelegate* base_screen_delegate,
                                      Delegate* delegate,
                                      NetworkView* view)
     : NetworkScreen(base_screen_delegate, delegate, view) {
 }
 
 MockNetworkScreen::~MockNetworkScreen() {
 }
 
 MockNetworkView::MockNetworkView() {
   EXPECT_CALL(*this, MockBind(_)).Times(AtLeast(1));
 }
 
 MockNetworkView::~MockNetworkView() {
-  if (model_)
-    model_->OnViewDestroyed(this);
+  if (screen_)
+    screen_->OnViewDestroyed(this);
 }
 
-void MockNetworkView::Bind(NetworkModel& model) {
-  model_ = &model;
-  MockBind(model);
+void MockNetworkView::Bind(NetworkScreen* screen) {
+  screen_ = screen;
+  MockBind(screen);
 }
 
 void MockNetworkView::Unbind() {
-  model_ = nullptr;
+  screen_ = nullptr;
   MockUnbind();
 }
 
 }  // namespace chromeos