Remove the most obvious dead code from message center.

ui/message_center/views/message_simple_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 "ui/message_center/views/message_simple_view.h"
-
-#include "base/strings/utf_string_conversions.h"
-#include "grit/ui_resources.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/message_center/message_center_style.h"
-#include "ui/message_center/notification.h"
-#include "ui/views/background.h"
-#include "ui/views/controls/button/image_button.h"
-#include "ui/views/controls/image_view.h"
-#include "ui/views/controls/label.h"
-#include "ui/views/controls/scroll_view.h"
-#include "ui/views/layout/grid_layout.h"
-
-namespace message_center {
-
-const SkColor kNotificationColor = SkColorSetRGB(0xfe, 0xfe, 0xfe);
-const SkColor kNotificationReadColor = SkColorSetRGB(0xfa, 0xfa, 0xfa);
-
-MessageSimpleView::MessageSimpleView(const Notification& notification,
-                                     MessageCenter* message_center)
-    : MessageView(notification, message_center, NULL, false) {
-  set_focusable(true);
-  views::ImageButton* close = new views::ImageButton(this);
-  close->SetImage(
-      views::CustomButton::STATE_NORMAL,
-      ResourceBundle::GetSharedInstance().GetImageSkiaNamed(IDR_MESSAGE_CLOSE));
-  close->SetImageAlignment(views::ImageButton::ALIGN_CENTER,
-                           views::ImageButton::ALIGN_MIDDLE);
-  old_style_close_button_.reset(close);
-  SetUpView(notification);
-}
-
-MessageSimpleView::~MessageSimpleView() {
-  // old_style_close_button_ has to be cleared before content_view_ is cleared.
-  // Otherwise, resetting content_view_ will delete old_style_close_button_ so
-  // a double-free happens.
-  old_style_close_button_.reset();
-  content_view_.reset();
-}
-
-void MessageSimpleView::Layout() {
-  if (content_view_) {
-    gfx::Rect contents_bounds = GetContentsBounds();
-    content_view_->SetBoundsRect(contents_bounds);
-  }
-}
-
-gfx::Size MessageSimpleView::GetPreferredSize() {
-  if (!content_view_)
-    return gfx::Size();
-  gfx::Size size = content_view_->GetPreferredSize();
-  if (border()) {
-    gfx::Insets border_insets = border()->GetInsets();
-    size.Enlarge(border_insets.width(), border_insets.height());
-  }
-  return size;
-}
-
-int MessageSimpleView::GetHeightForWidth(int width) {
-  if (!content_view_)
-    return 0;
-  return content_view_->GetHeightForWidth(width);
-}
-
-void MessageSimpleView::SetUpView(const Notification& notification) {
-  views::ImageView* icon = new views::ImageView;
-  icon->SetImageSize(
-      gfx::Size(kWebNotificationIconSize, kWebNotificationIconSize));
-  icon->SetImage(notification.icon().AsImageSkia());
-
-  views::Label* title = new views::Label(notification.title());
-  title->SetHorizontalAlignment(gfx::ALIGN_LEFT);
-  title->SetFont(title->font().DeriveFont(0, gfx::Font::BOLD));
-  views::Label* message = new views::Label(notification.message());
-  message->SetHorizontalAlignment(gfx::ALIGN_LEFT);
-  message->SetMultiLine(true);
-
-  SkColor bg_color = notification.is_read() ?
-      kNotificationReadColor : kNotificationColor;
-  content_view_.reset(new views::View);
-  content_view_->set_background(
-      views::Background::CreateSolidBackground(bg_color));
-  AddChildView(content_view_.get());
-  views::GridLayout* layout = new views::GridLayout(content_view_.get());
-  content_view_->SetLayoutManager(layout);
-
-  views::ColumnSet* columns = layout->AddColumnSet(0);
-
-  const int padding_width = kPaddingHorizontal / 2;
-  columns->AddPaddingColumn(0, padding_width);
-
-  // Notification Icon.
-  columns->AddColumn(views::GridLayout::CENTER, views::GridLayout::LEADING,
-                     0, /* resize percent */
-                     views::GridLayout::FIXED,
-                     kWebNotificationIconSize, kWebNotificationIconSize);
-
-  columns->AddPaddingColumn(0, padding_width);
-
-  // Notification message text.
-  const int message_width = kNotificationWidth - kWebNotificationIconSize -
-      kWebNotificationButtonWidth - (padding_width * 3) -
-      (scroller() ? scroller()->GetScrollBarWidth() : 0);
-  columns->AddColumn(views::GridLayout::FILL, views::GridLayout::FILL,
-                     100, /* resize percent */
-                     views::GridLayout::FIXED,
-                     message_width, message_width);
-
-  columns->AddPaddingColumn(0, padding_width);
-  message->SizeToFit(message_width);
-
-  // Close button.
-  columns->AddColumn(views::GridLayout::CENTER, views::GridLayout::LEADING,
-                     0, /* resize percent */
-                     views::GridLayout::FIXED,
-                     kWebNotificationButtonWidth,
-                     kWebNotificationButtonWidth);
-
-  // Layout rows
-  layout->AddPaddingRow(0, kPaddingBetweenItems);
-
-  layout->StartRow(0, 0);
-  layout->AddView(icon, 1, 2);
-  layout->AddView(title, 1, 1);
-  layout->AddView(old_style_close_button_.get(), 1, 1);
-
-  layout->StartRow(0, 0);
-  layout->SkipColumns(2);
-  layout->AddView(message, 1, 1);
-  layout->AddPaddingRow(0, kPaddingBetweenItems);
-  set_accessible_name(
-      notification.title() + base::ASCIIToUTF16("\n") + notification.message());
-}
-
-void MessageSimpleView::ButtonPressed(views::Button* sender,
-                                      const ui::Event& event) {
-  bool close = (sender == old_style_close_button_.get());
-  MessageView::ButtonPressed(close ? close_button() : sender, event);
-}
-
-}  // namespace message_center