Remove some pre-md code and assets.

ash/common/system/chromeos/settings/tray_settings.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 "ash/common/system/chromeos/settings/tray_settings.h"
-
-#include "ash/common/material_design/material_design_controller.h"
-#include "ash/common/session/session_controller.h"
-#include "ash/common/system/chromeos/power/power_status.h"
-#include "ash/common/system/chromeos/power/power_status_view.h"
-#include "ash/common/system/tray/actionable_view.h"
-#include "ash/common/system/tray/fixed_sized_image_view.h"
-#include "ash/common/system/tray/system_tray_controller.h"
-#include "ash/common/system/tray/system_tray_delegate.h"
-#include "ash/common/system/tray/tray_constants.h"
-#include "ash/common/system/tray/tray_popup_utils.h"
-#include "ash/common/wm_shell.h"
-#include "ash/resources/grit/ash_resources.h"
-#include "ash/shell.h"
-#include "ash/strings/grit/ash_strings.h"
-#include "base/logging.h"
-#include "base/strings/utf_string_conversions.h"
-#include "third_party/skia/include/core/SkColor.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/gfx/image/image.h"
-#include "ui/views/controls/image_view.h"
-#include "ui/views/controls/label.h"
-#include "ui/views/layout/box_layout.h"
-#include "ui/views/layout/fill_layout.h"
-#include "ui/views/view.h"
-
-namespace ash {
-namespace tray {
-
-// TODO(tdanderson): Remove this class once material design is enabled by
-// default. See crbug.com/614453.
-class SettingsDefaultView : public ActionableView,
-                            public PowerStatus::Observer {
- public:
-  SettingsDefaultView(SystemTrayItem* owner, LoginStatus status)
-      : ActionableView(owner, TrayPopupInkDropStyle::FILL_BOUNDS),
-        login_status_(status),
-        label_(nullptr),
-        power_status_view_(nullptr) {
-    PowerStatus::Get()->AddObserver(this);
-    SetLayoutManager(new views::BoxLayout(views::BoxLayout::kHorizontal,
-                                          ash::kTrayPopupPaddingHorizontal, 0,
-                                          ash::kTrayPopupPaddingBetweenItems));
-
-    bool power_view_right_align = false;
-    if (login_status_ != LoginStatus::NOT_LOGGED_IN &&
-        login_status_ != LoginStatus::LOCKED &&
-        !Shell::Get()->session_controller()->IsInSecondaryLoginScreen()) {
-      ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
-      views::ImageView* icon = TrayPopupUtils::CreateMainImageView();
-
-      icon->SetImage(
-          rb.GetImageNamed(IDR_AURA_UBER_TRAY_SETTINGS).ToImageSkia());
-      icon->set_id(test::kSettingsTrayItemViewId);
-      AddChildView(icon);
-
-      base::string16 text = rb.GetLocalizedString(IDS_ASH_STATUS_TRAY_SETTINGS);
-      label_ = TrayPopupUtils::CreateDefaultLabel();
-      label_->SetText(text);
-      AddChildView(label_);
-      SetAccessibleName(text);
-
-      power_view_right_align = true;
-    }
-
-    if (PowerStatus::Get()->IsBatteryPresent()) {
-      power_status_view_ = new ash::PowerStatusView(power_view_right_align);
-      AddChildView(power_status_view_);
-      OnPowerStatusChanged();
-    }
-
-    if (MaterialDesignController::IsSystemTrayMenuMaterial())
-      SetInkDropMode(InkDropHostView::InkDropMode::ON);
-  }
-
-  ~SettingsDefaultView() override { PowerStatus::Get()->RemoveObserver(this); }
-
-  // Overridden from ash::ActionableView.
-  bool PerformAction(const ui::Event& event) override {
-    if (login_status_ == LoginStatus::NOT_LOGGED_IN ||
-        login_status_ == LoginStatus::LOCKED ||
-        Shell::Get()->session_controller()->IsInSecondaryLoginScreen()) {
-      return false;
-    }
-
-    Shell::Get()->system_tray_controller()->ShowSettings();
-    CloseSystemBubble();
-    return true;
-  }
-
-  // Overridden from views::View.
-  void Layout() override {
-    views::View::Layout();
-
-    if (label_ && power_status_view_) {
-      // Let the box-layout do the layout first. Then move power_status_view_
-      // to right align if it is created.
-      gfx::Size size = power_status_view_->GetPreferredSize();
-      gfx::Rect bounds(size);
-      bounds.set_x(width() - size.width() - ash::kTrayPopupPaddingBetweenItems);
-      bounds.set_y((height() - size.height()) / 2);
-      power_status_view_->SetBoundsRect(bounds);
-    }
-  }
-
-  // Overridden from views::View.
-  void ChildPreferredSizeChanged(views::View* child) override {
-    views::View::ChildPreferredSizeChanged(child);
-    Layout();
-  }
-
-  // Overridden from PowerStatus::Observer.
-  void OnPowerStatusChanged() override {
-    if (!PowerStatus::Get()->IsBatteryPresent())
-      return;
-
-    base::string16 accessible_name =
-        label_
-            ? label_->text() + base::ASCIIToUTF16(", ") +
-                  PowerStatus::Get()->GetAccessibleNameString(true)
-            : PowerStatus::Get()->GetAccessibleNameString(true);
-    SetAccessibleName(accessible_name);
-  }
-
- private:
-  LoginStatus login_status_;
-  views::Label* label_;
-  ash::PowerStatusView* power_status_view_;
-
-  DISALLOW_COPY_AND_ASSIGN(SettingsDefaultView);
-};
-
-}  // namespace tray
-
-TraySettings::TraySettings(SystemTray* system_tray)
-    : SystemTrayItem(system_tray, UMA_SETTINGS), default_view_(nullptr) {}
-
-TraySettings::~TraySettings() {}
-
-views::View* TraySettings::CreateTrayView(LoginStatus status) {
-  return nullptr;
-}
-
-views::View* TraySettings::CreateDefaultView(LoginStatus status) {
-  if ((status == LoginStatus::NOT_LOGGED_IN || status == LoginStatus::LOCKED) &&
-      !PowerStatus::Get()->IsBatteryPresent())
-    return nullptr;
-  if (!Shell::Get()->system_tray_delegate()->ShouldShowSettings())
-    return nullptr;
-  CHECK(default_view_ == nullptr);
-  default_view_ = new tray::SettingsDefaultView(this, status);
-  return default_view_;
-}
-
-views::View* TraySettings::CreateDetailedView(LoginStatus status) {
-  NOTIMPLEMENTED();
-  return nullptr;
-}
-
-void TraySettings::DestroyTrayView() {}
-
-void TraySettings::DestroyDefaultView() {
-  default_view_ = nullptr;
-}
-
-void TraySettings::DestroyDetailedView() {}
-
-void TraySettings::UpdateAfterLoginStatusChange(LoginStatus status) {}
-
-}  // namespace ash