Reduce views::Border creation verbosity by promoting factory functions

ash/common/system/chromeos/session/logout_confirmation_dialog.cc

 // Copyright 2014 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/chromeos/session/logout_confirmation_dialog.h"
 
 #include "ash/common/system/chromeos/session/logout_confirmation_controller.h"
 #include "ash/common/system/tray/tray_constants.h"
 #include "ash/common/wm_root_window_controller.h"
 #include "ash/common/wm_shell.h"
@@ skipping 21 matching lines @@
 
 }  // namespace
 
 LogoutConfirmationDialog::LogoutConfirmationDialog(
     LogoutConfirmationController* controller,
     base::TimeTicks logout_time)
     : controller_(controller), logout_time_(logout_time) {
   SetLayoutManager(new views::FillLayout());
 
   label_ = new views::Label;
-  label_->SetBorder(views::Border::CreateEmptyBorder(
-      0, kTrayPopupPaddingHorizontal, 0, kTrayPopupPaddingHorizontal));
+  label_->SetBorder(views::CreateEmptyBorder(0, kTrayPopupPaddingHorizontal, 0,
+                                             kTrayPopupPaddingHorizontal));
   label_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
   label_->SetMultiLine(true);
   AddChildView(label_);
 
   UpdateLabel();
 
   views::Widget* widget = new views::Widget;
   views::Widget::InitParams params =
       GetDialogWidgetInitParams(this, nullptr, nullptr, gfx::Rect());
   WmShell::Get()
@@ skipping 59 matching lines @@
                                  ui::TimeFormat::LENGTH_LONG, 10,
                                  time_remaining)));
   } else {
     label_->SetText(
         l10n_util::GetStringUTF16(IDS_ASH_LOGOUT_CONFIRMATION_WARNING_NOW));
     update_timer_.Stop();
   }
 }
 
 }  // namespace ash