Reduce views::Border creation verbosity by promoting factory functions

ui/message_center/views/message_center_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/message_center/views/message_center_view.h"
 
 #include <list>
 #include <map>
 
 #include "base/macros.h"
@@ skipping 220 matching lines @@
   bool is_scrollable = false;
   if (scroller_->visible())
     is_scrollable = scroller_->height() < message_list_view_->height();
   else if (settings_view_->visible())
     is_scrollable = settings_view_->IsScrollable();
 
   if (!animating) {
     if (is_scrollable) {
       // Draw separator line on the top of the button bar if it is on the bottom
       // or draw it at the bottom if the bar is on the top.
-      button_bar_->SetBorder(views::Border::CreateSolidSidedBorder(
+      button_bar_->SetBorder(views::CreateSolidSidedBorder(
           top_down_ ? 0 : 1, 0, top_down_ ? 1 : 0, 0, kFooterDelimiterColor));
     } else {
-      button_bar_->SetBorder(views::Border::CreateEmptyBorder(
-          top_down_ ? 0 : 1, 0, top_down_ ? 1 : 0, 0));
+      button_bar_->SetBorder(
+          views::CreateEmptyBorder(top_down_ ? 0 : 1, 0, top_down_ ? 1 : 0, 0));
     }
     button_bar_->SchedulePaint();
   }
   button_bar_->SetBounds(0,
                          top_down_ ? 0 : height() - button_height,
                          width(),
                          button_height);
   if (GetWidget())
     GetWidget()->GetRootView()->SchedulePaint();
 }
@@ skipping 383 matching lines @@
     // Disable the close-all button since no notification is visible.
     button_bar_->SetCloseAllButtonEnabled(false);
   }
 }
 
 void MessageCenterView::SetNotificationViewForTest(MessageView* view) {
   message_list_view_->AddNotificationAt(view, 0);
 }
 
 }  // namespace message_center