Implement new-style image notification resizing.

ui/message_center/views/notification_view_md_unittest.cc

 // Copyright 2017 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 "ui/message_center/views/notification_view_md.h"
 
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "build/build_config.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 263 matching lines @@
 // * TestLineLimits
 // * TestImageSizing
 // * SettingsButtonTest
 // * ViewOrderingTest
 // * FormatContextMessageTest
 
 TEST_F(NotificationViewMDTest, CreateOrUpdateTest) {
   EXPECT_NE(nullptr, notification_view()->title_view_);
   EXPECT_NE(nullptr, notification_view()->message_view_);
   EXPECT_NE(nullptr, notification_view()->icon_view_);
-  EXPECT_NE(nullptr, notification_view()->image_view_);
+  EXPECT_NE(nullptr, notification_view()->image_container_view_);
 
   notification()->set_image(gfx::Image());
   notification()->set_title(base::string16());
   notification()->set_message(base::string16());
   notification()->set_icon(gfx::Image());
 
   notification_view()->CreateOrUpdateViews(*notification());
 
   EXPECT_EQ(nullptr, notification_view()->title_view_);
   EXPECT_EQ(nullptr, notification_view()->message_view_);
-  EXPECT_EQ(nullptr, notification_view()->image_view_);
+  EXPECT_EQ(nullptr, notification_view()->image_container_view_);
   // We still expect an icon view for all layouts.
   EXPECT_NE(nullptr, notification_view()->icon_view_);
 }
 
 TEST_F(NotificationViewMDTest, TestIconSizing) {
   // TODO(tetsui): Remove duplicated integer literal in CreateOrUpdateIconView.
   const int kNotificationIconSize = 30;
 
   notification()->set_type(NOTIFICATION_TYPE_SIMPLE);
   ProportionalImageView* view = notification_view()->icon_view_;
@@ skipping 220 matching lines @@
             notification_view()->GetPreferredSize().height());
 
   notification_view()->ToggleExpanded();
   EXPECT_FALSE(notification_view()->expanded_);
   EXPECT_EQ(collapsed_height, notification_view()->message_view_->height());
   EXPECT_EQ(collapsed_preferred_height,
             notification_view()->GetPreferredSize().height());
 }
 
 }  // namespace message_center