Remove unused references to NativeTheme in TrayPopupItemStyle.

ash/common/system/tray/tray_details_view.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/tray_details_view.h"
 
 #include "ash/common/ash_view_ids.h"
 #include "ash/common/material_design/material_design_controller.h"
 #include "ash/common/system/tray/fixed_sized_scroll_view.h"
 #include "ash/common/system/tray/system_menu_button.h"
@@ skipping 277 matching lines @@
 
 TrayDetailsView::TrayDetailsView(SystemTrayItem* owner)
     : owner_(owner),
       box_layout_(new views::BoxLayout(views::BoxLayout::kVertical, 0, 0, 0)),
       title_row_(nullptr),
       scroller_(nullptr),
       scroll_content_(nullptr),
       progress_bar_(nullptr),
       scroll_border_(nullptr),
       tri_view_(nullptr),
-      label_(nullptr),
       back_button_(nullptr) {
   SetLayoutManager(box_layout_);
   set_background(views::Background::CreateSolidBackground(kBackgroundColor));
 }
 
 TrayDetailsView::~TrayDetailsView() {}
 
 void TrayDetailsView::OnViewClicked(views::View* sender) {
   if (!UseMd() && title_row_ && sender == title_row_->content()) {
     TransitionToDefaultView();
@@ skipping 17 matching lines @@
   DCHECK(!tri_view_);
   DCHECK(!title_row_);
 
   if (UseMd()) {
     tri_view_ = TrayPopupUtils::CreateDefaultRowView();
 
     back_button_ = CreateBackButton();
     tri_view_->AddView(TriView::Container::START, back_button_);
 
     ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
-    label_ = TrayPopupUtils::CreateDefaultLabel();
-    label_->SetText(rb.GetLocalizedString(string_id));
-    UpdateStyle();
-    tri_view_->AddView(TriView::Container::CENTER, label_);
+    auto label = TrayPopupUtils::CreateDefaultLabel();
+    label->SetText(rb.GetLocalizedString(string_id));
+    TrayPopupItemStyle style(TrayPopupItemStyle::FontStyle::TITLE);
+    style.SetupLabel(label);
+    tri_view_->AddView(TriView::Container::CENTER, label);
 
     tri_view_->SetContainerVisible(TriView::Container::END, false);
 
     tri_view_->SetBorder(views::CreateEmptyBorder(kTitleRowPaddingTop, 0,
                                                   kTitleRowPaddingBottom, 0));
     AddChildViewAt(tri_view_, 0);
     views::Separator* separator =
         new views::Separator(views::Separator::HORIZONTAL);
     separator->SetColor(kHorizontalSeparatorColor);
     separator->SetPreferredSize(kSeparatorWidth);
@@ skipping 42 matching lines @@
     scroll_content_->AddChildView(new ScrollSeparator);
 }
 
 void TrayDetailsView::Reset() {
   RemoveAllChildViews(true);
   title_row_ = nullptr;
   scroller_ = nullptr;
   scroll_content_ = nullptr;
   progress_bar_ = nullptr;
   back_button_ = nullptr;
-  label_ = nullptr;
   tri_view_ = nullptr;
 }
 
 void TrayDetailsView::ShowProgress(double value, bool visible) {
   DCHECK(UseMd());
   DCHECK(tri_view_);
   if (!progress_bar_) {
     progress_bar_ = new views::ProgressBar(kTitleRowProgressBarHeight);
     progress_bar_->SetVisible(false);
     AddChildViewAt(progress_bar_, kTitleRowSeparatorIndex + 1);
@@ skipping 17 matching lines @@
 views::CustomButton* TrayDetailsView::CreateHelpButton(LoginStatus status) {
   DCHECK(UseMd());
   SystemMenuButton* button =
       new SystemMenuButton(this, TrayPopupInkDropStyle::HOST_CENTERED,
                            kSystemMenuHelpIcon, IDS_ASH_STATUS_TRAY_HELP);
   if (!TrayPopupUtils::CanOpenWebUISettings(status))
     button->SetEnabled(false);
   return button;
 }
 
-void TrayDetailsView::OnNativeThemeChanged(const ui::NativeTheme* theme) {
-  if (UseMd())
-    UpdateStyle();
-}
-
-void TrayDetailsView::UpdateStyle() {
-  if (!GetNativeTheme() || !label_)
-    return;
-
-  TrayPopupItemStyle style(GetNativeTheme(),
-                           TrayPopupItemStyle::FontStyle::TITLE);
-  style.SetupLabel(label_);
-}
-
 void TrayDetailsView::HandleViewClicked(views::View* view) {
   NOTREACHED();
 }
 
 void TrayDetailsView::HandleButtonPressed(views::Button* sender,
                                           const ui::Event& event) {
   NOTREACHED();
 }
 
 void TrayDetailsView::CreateExtraTitleRowButtons() {}
@@ skipping 94 matching lines @@
     if (index < child_count() - 1 && child_at(index + 1) != title_row_)
       scroll_border_->set_visible(true);
     else
       scroll_border_->set_visible(false);
   }
 
   views::View::OnPaintBorder(canvas);
 }
 
 }  // namespace ash