Add views::View::set_preferred_size, use it in a few places.

ash/system/tray/tray_popup_utils.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 "ash/system/tray/tray_popup_utils.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "ash/ash_constants.h"
 #include "ash/ash_view_ids.h"
 #include "ash/resources/vector_icons/vector_icons.h"
 #include "ash/session/session_controller.h"
 #include "ash/shell.h"
-#include "ash/system/tray/fixed_sized_image_view.h"
 #include "ash/system/tray/hover_highlight_view.h"
 #include "ash/system/tray/size_range_layout.h"
 #include "ash/system/tray/tray_constants.h"
 #include "ash/system/tray/tray_popup_item_style.h"
 #include "base/memory/ptr_util.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/gfx/color_palette.h"
 #include "ui/gfx/paint_vector_icon.h"
 #include "ui/native_theme/native_theme.h"
 #include "ui/views/animation/flood_fill_ink_drop_ripple.h"
@@ skipping 201 matching lines @@
       views::CreateEmptyBorder(0, 0, 0, kTrayPopupLabelRightPadding));
   // Frequently the label will paint to a layer that's non-opaque, so subpixel
   // rendering won't work unless we explicitly set a background. See
   // crbug.com/686363
   label->set_background(views::Background::CreateThemedSolidBackground(
       label, ui::NativeTheme::kColorId_BubbleBackground));
   return label;
 }
 
 views::ImageView* TrayPopupUtils::CreateMainImageView() {
-  return new FixedSizedImageView(kTrayPopupItemMinStartWidth,
-                                 kTrayPopupItemMinHeight);
+  auto* image = new views::ImageView;
+  image->set_preferred_size(
+      gfx::Size(kTrayPopupItemMinStartWidth, kTrayPopupItemMinHeight));
+  return image;
 }
 
 views::ImageView* TrayPopupUtils::CreateMoreImageView() {
-  views::ImageView* image =
-      new FixedSizedImageView(kMenuIconSize, kMenuIconSize);
+  auto* image = new views::ImageView;
+  image->set_preferred_size(gfx::Size(gfx::Size(kMenuIconSize, kMenuIconSize)));
   image->EnableCanvasFlippingForRTLUI(true);
   image->SetImage(
       gfx::CreateVectorIcon(kSystemMenuArrowRightIcon, kMenuIconColor));
   return image;
 }
 
 views::Slider* TrayPopupUtils::CreateSlider(views::SliderListener* listener) {
   views::Slider* slider = new views::Slider(listener);
   slider->SetBorder(views::CreateEmptyBorder(gfx::Insets(0, 16)));
   return slider;
@@ skipping 203 matching lines @@
 
 void TrayPopupUtils::UpdateCheckMarkVisibility(HoverHighlightView* container,
                                                bool visible) {
   container->SetRightViewVisible(visible);
   container->SetAccessiblityState(
       visible ? HoverHighlightView::AccessibilityState::CHECKED_CHECKBOX
               : HoverHighlightView::AccessibilityState::UNCHECKED_CHECKBOX);
 }
 
 }  // namespace ash