Remove the extension uninstall dialog black border.

chrome/browser/ui/views/extensions/extension_uninstall_dialog_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 "chrome/browser/extensions/extension_uninstall_dialog.h"
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
@@ skipping 129 matching lines @@
 }
 
 void ExtensionUninstallDialogViews::Show() {
   gfx::NativeWindow parent = GetParent(browser_);
   if (browser_ && !parent) {
     delegate_->ExtensionUninstallCanceled();
     return;
   }
 
   view_ = new ExtensionUninstallDialogDelegateView(this, extension_, &icon_);
-  views::Widget::CreateWindowWithParent(view_, parent)->Show();
+  views::DialogDelegate::CreateDialogWidget(view_, NULL, parent)->Show();
 }
 
 void ExtensionUninstallDialogViews::ExtensionUninstallAccepted() {
   // The widget gets destroyed when the dialog is accepted.
   view_ = NULL;
   delegate_->ExtensionUninstallAccepted();
 }
 
 void ExtensionUninstallDialogViews::ExtensionUninstallCanceled() {
   // The widget gets destroyed when the dialog is canceled.
@@ skipping 88 matching lines @@
 
 }  // namespace
 
 // static
 ExtensionUninstallDialog* ExtensionUninstallDialog::Create(
     Profile* profile,
     Browser* browser,
     Delegate* delegate) {
   return new ExtensionUninstallDialogViews(profile, browser, delegate);
 }