views: Remove simple_message_box_win.cc in favor of simple_message_box_views.cc

chrome/browser/ui/views/simple_message_box_win.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 "chrome/browser/ui/simple_message_box.h"
-
-#include "chrome/common/startup_metric_utils.h"
-#include "ui/base/win/hwnd_util.h"
-#include "ui/base/win/message_box_win.h"
-
-namespace chrome {
-
-MessageBoxResult ShowMessageBox(gfx::NativeWindow parent,
-                                const string16& title,
-                                const string16& message,
-                                MessageBoxType type) {
-  startup_metric_utils::SetNonBrowserUIDisplayed();
-
-  if (!parent)
-    parent = ui::GetWindowToParentTo(true);
-
-  UINT flags = MB_SETFOREGROUND;
-  flags |= ((type == MESSAGE_BOX_TYPE_QUESTION) ? MB_YESNO : MB_OK);
-  flags |= ((type == MESSAGE_BOX_TYPE_INFORMATION) ?
-      MB_ICONINFORMATION : MB_ICONWARNING);
-  return (ui::MessageBox(parent, message, title, flags) == IDNO) ?
-      MESSAGE_BOX_RESULT_NO : MESSAGE_BOX_RESULT_YES;
-}
-
-}  // namespace chrome