Fixing focus highlight on high DPI devices for accessibility

ui/app_list/views/folder_header_view.cc

 // Copyright (c) 2013 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 "ui/app_list/views/folder_header_view.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "grit/ui_resources.h"
 #include "grit/ui_strings.h"
 #include "ui/app_list/app_list_constants.h"
@@ skipping 18 matching lines @@
 const int kBottomSeparatorHeight = 1;
 
 const SkColor kHintTextColor = SkColorSetRGB(0xA0, 0xA0, 0xA0);
 
 }  // namespace
 
 class FolderHeaderView::FolderNameView : public views::Textfield {
  public:
   FolderNameView() {
     set_border(views::Border::CreateEmptyBorder(1, 1, 1, 1));
+    const SkColor kFocusBorderColor = SkColorSetRGB(64, 128, 250);
+    set_focus_border(views::FocusBorder::CreateSolidFocusBorder(
+          kFocusBorderColor,
+          gfx::Insets(0, 0, 1, 1)));
   }
 
   virtual ~FolderNameView() {
   }
 
   // Overridden from views::View:
   virtual gfx::Size GetPreferredSize() OVERRIDE {
     return gfx::Size(kFolderNameWidth, kFolderNameHeight);
   }
 
-  virtual void OnPaintFocusBorder(gfx::Canvas* canvas) OVERRIDE {
-    const SkColor kFocusBorderColor = SkColorSetRGB(64, 128, 250);
-    if (HasFocus()) {
-      gfx::Rect rect = GetLocalBounds();
-      rect.Inset(0, 0, 1, 1);
-      canvas->DrawRect(rect, kFocusBorderColor);
-    }
-  }
-
  private:
   DISALLOW_COPY_AND_ASSIGN(FolderNameView);
 };
 
 FolderHeaderView::FolderHeaderView(FolderHeaderViewDelegate* delegate)
     : folder_item_(NULL),
       back_button_(new views::ImageButton(this)),
       folder_name_view_(new FolderNameView),
       delegate_(delegate) {
   ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
@@ skipping 102 matching lines @@
 }
 
 void FolderHeaderView::ItemIsInstallingChanged() {
 }
 
 void FolderHeaderView::ItemPercentDownloadedChanged() {
 }
 
 }  // namespace app_list