Remove TrayPopupLabelButton (a pre-MD class) and its assets.

ash/common/system/tray_accessibility.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/tray_accessibility.h"
 
 #include "ash/common/accessibility_delegate.h"
 #include "ash/common/accessibility_types.h"
 #include "ash/common/material_design/material_design_controller.h"
 #include "ash/common/session/session_state_delegate.h"
 #include "ash/common/system/tray/hover_highlight_view.h"
 #include "ash/common/system/tray/system_tray.h"
 #include "ash/common/system/tray/system_tray_controller.h"
 #include "ash/common/system/tray/system_tray_delegate.h"
 #include "ash/common/system/tray/system_tray_notifier.h"
 #include "ash/common/system/tray/tray_constants.h"
 #include "ash/common/system/tray/tray_details_view.h"
 #include "ash/common/system/tray/tray_item_more.h"
 #include "ash/common/system/tray/tray_popup_item_style.h"
-#include "ash/common/system/tray/tray_popup_label_button.h"
 #include "ash/common/system/tray/tray_popup_utils.h"
 #include "ash/common/system/tray/tri_view.h"
 #include "ash/common/wm_shell.h"
 #include "ash/resources/vector_icons/vector_icons.h"
 #include "base/strings/utf_string_conversions.h"
 #include "grit/ash_resources.h"
 #include "grit/ash_strings.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/color_palette.h"
@@ skipping 198 matching lines @@
   virtual_keyboard_enabled_ = delegate->IsVirtualKeyboardEnabled();
   virtual_keyboard_view_ =
       AddScrollListItem(bundle.GetLocalizedString(
                             IDS_ASH_STATUS_TRAY_ACCESSIBILITY_VIRTUAL_KEYBOARD),
                         virtual_keyboard_enabled_, virtual_keyboard_enabled_,
                         kSystemMenuKeyboardIcon);
 }
 
 void AccessibilityDetailedView::AppendHelpEntries() {
   DCHECK(!UseMdMenu());
-  // Currently the help page requires a browser window.
-  // TODO(yoshiki): show this even on login/lock screen. crbug.com/158286
-  if (!TrayPopupUtils::CanOpenWebUISettings(login_))
-    return;
-
-  views::View* bottom_row = new View();
-  views::BoxLayout* layout = new views::BoxLayout(
-      views::BoxLayout::kHorizontal, kTrayMenuBottomRowPadding,
-      kTrayMenuBottomRowPadding, kTrayMenuBottomRowPaddingBetweenItems);
-  layout->SetDefaultFlex(1);
-  bottom_row->SetLayoutManager(layout);
-
-  ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance();
-
-  TrayPopupLabelButton* help = new TrayPopupLabelButton(
-      this,
-      bundle.GetLocalizedString(IDS_ASH_STATUS_TRAY_ACCESSIBILITY_LEARN_MORE));
-  bottom_row->AddChildView(help);
-  help_view_ = help;
-
-  TrayPopupLabelButton* settings = new TrayPopupLabelButton(
-      this,
-      bundle.GetLocalizedString(IDS_ASH_STATUS_TRAY_ACCESSIBILITY_SETTINGS));
-  bottom_row->AddChildView(settings);
-  settings_view_ = settings;
-
-  AddChildView(bottom_row);
 }
 
 HoverHighlightView* AccessibilityDetailedView::AddScrollListItem(
     const base::string16& text,
     bool highlight,
     bool checked,
     const gfx::VectorIcon& icon) {
   HoverHighlightView* container = new HoverHighlightView(this);
   if (UseMdMenu()) {
     gfx::ImageSkia image = CreateVectorIcon(icon, kMenuIconColor);
@@ skipping 216 matching lines @@
     if (detailed_popup_)
       detailed_popup_->GetWidget()->Close();
     if (detailed_menu_)
       detailed_menu_->GetWidget()->Close();
   }
 
   previous_accessibility_state_ = accessibility_state;
 }
 
 }  // namespace ash