[Ash] Remove non-MD code from ImeListView and ImeListItemView

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/system/tray/system_menu_button.h"
 #include "ash/common/system/tray/system_tray.h"
 #include "ash/common/system/tray/system_tray_item.h"
@@ skipping 209 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(ScrollContentsView);
 };
 
 // Constants for the title row.
 const int kTitleRowVerticalPadding = 4;
 const int kTitleRowProgressBarHeight = 2;
 const int kTitleRowPaddingTop = kTitleRowVerticalPadding;
 const int kTitleRowPaddingBottom =
     kTitleRowVerticalPadding - kTitleRowProgressBarHeight;
 
-class ScrollSeparator : public views::View {
- public:
-  ScrollSeparator() {}
-
-  ~ScrollSeparator() override {}
-
- private:
-  // views::View:
-  void OnPaint(gfx::Canvas* canvas) override {
-    canvas->FillRect(gfx::Rect(0, height() / 2, width(), 1), kBorderLightColor);
-  }
-  gfx::Size GetPreferredSize() const override {
-    return gfx::Size(1, kTrayPopupScrollSeparatorHeight);
-  }
-
-  DISALLOW_COPY_AND_ASSIGN(ScrollSeparator);
-};
-
 }  // namespace
 
 TrayDetailsView::TrayDetailsView(SystemTrayItem* owner)
     : owner_(owner),
       box_layout_(new views::BoxLayout(views::BoxLayout::kVertical, 0, 0, 0)),
       scroller_(nullptr),
       scroll_content_(nullptr),
       progress_bar_(nullptr),
       tri_view_(nullptr),
       back_button_(nullptr) {
@@ skipping 56 matching lines @@
   // TODO(varkha): Make the sticky rows work with EnableViewPortLayer().
   scroller_->SetPaintToLayer();
   scroller_->set_background(
       views::Background::CreateSolidBackground(kBackgroundColor));
   scroller_->layer()->SetMasksToBounds(true);
 
   AddChildView(scroller_);
   box_layout_->SetFlexForView(scroller_, 1);
 }
 
-void TrayDetailsView::AddScrollSeparator() {
-  DCHECK(scroll_content_);
-  // Do not draw the separator if it is the very first item
-  // in the scrollable list.
-  if (scroll_content_->has_children())
-    scroll_content_->AddChildView(new ScrollSeparator);
-}
-
 void TrayDetailsView::Reset() {
   RemoveAllChildViews(true);
   scroller_ = nullptr;
   scroll_content_ = nullptr;
   progress_bar_ = nullptr;
   back_button_ = nullptr;
   tri_view_ = nullptr;
 }
 
 void TrayDetailsView::ShowProgress(double value, bool visible) {
@@ skipping 75 matching lines @@
   if (bounds().IsEmpty())
     return views::View::GetHeightForWidth(width);
 
   // The height of the bubble that contains this detailed view is set to
   // the preferred height of the default view, and that determines the
   // initial height of |this|. Always request to stay the same height.
   return height();
 }
 
 }  // namespace ash