Remove the most obvious dead code from message center.

ui/message_center/views/notification_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/notification_view.h"
 
 #include "base/command_line.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "grit/ui_resources.h"
 #include "ui/base/layout.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/base/text/text_elider.h"
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/size.h"
 #include "ui/message_center/message_center.h"
 #include "ui/message_center/message_center_style.h"
 #include "ui/message_center/message_center_switches.h"
 #include "ui/message_center/message_center_util.h"
 #include "ui/message_center/notification.h"
 #include "ui/message_center/notification_types.h"
 #include "ui/message_center/views/bounded_label.h"
-#include "ui/message_center/views/message_simple_view.h"
 #include "ui/native_theme/native_theme.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/layout/box_layout.h"
 #include "ui/views/layout/fill_layout.h"
 #include "ui/views/widget/widget.h"
 
 namespace {
 
@@ skipping 300 matching lines @@
 namespace message_center {
 
 // NotificationView ////////////////////////////////////////////////////////////
 
 // static
 MessageView* NotificationView::Create(const Notification& notification,
                                       MessageCenter* message_center,
                                       MessageCenterTray* tray,
                                       bool expanded,
                                       bool top_level) {
-  // Use MessageSimpleView for simple notifications unless rich style
-  // notifications are enabled. This preserves the appearance of notifications
-  // created by existing code that uses webkitNotifications.
-  if (!IsRichNotificationEnabled() &&
-      notification.type() == NOTIFICATION_TYPE_SIMPLE)
-    return new MessageSimpleView(notification, message_center);
-
   switch (notification.type()) {
     case NOTIFICATION_TYPE_BASE_FORMAT:
     case NOTIFICATION_TYPE_IMAGE:
     case NOTIFICATION_TYPE_MULTIPLE:
     case NOTIFICATION_TYPE_SIMPLE:
       break;
     default:
       // If the caller asks for an unrecognized kind of view (entirely possible
       // if an application is running on an older version of this code that
       // doesn't have the requested kind of notification template), we'll fall
       // back to a notification instance that will provide at least basic
       // functionality.
       LOG(WARNING) << "Unable to fulfill request for unrecognized "
                    << "notification type " << notification.type() << ". "
                    << "Falling back to simple notification type.";
   }
 
   // Currently all roads lead to the generic NotificationView.
   MessageView* notification_view =
       new NotificationView(notification, message_center, tray, expanded);
 
 #if defined(OS_LINUX) && !defined(OS_CHROMEOS)
   // Don't create shadows for notification toasts on linux wih aura.
   if (top_level)
     return notification_view;
 #endif
 
-  if (IsRichNotificationEnabled())
-    notification_view->CreateShadowBorder();
-
+  notification_view->CreateShadowBorder();
   return notification_view;
 }
 
 NotificationView::NotificationView(const Notification& notification,
                                    MessageCenter* message_center,
                                    MessageCenterTray* tray,
                                    bool expanded)
     : MessageView(notification, message_center, tray, expanded) {
   std::vector<string16> accessible_lines;
 
@@ skipping 294 matching lines @@
   return message_view_ ?
          message_view_->GetLinesForWidthAndLimit(width, limit) : 0;
 }
 
 int NotificationView::GetMessageHeight(int width, int limit) {
   return message_view_ ?
          message_view_->GetSizeForWidthAndLines(width, limit).height() : 0;
 }
 
 }  // namespace message_center