Remove DialogDelegate::UseNewStyle and unused code.

chrome/browser/chromeos/attestation/platform_verification_dialog.cc

 // Copyright 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 "chrome/browser/chromeos/attestation/platform_verification_dialog.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/singleton_tabs.h"
 #include "chrome/common/url_constants.h"
 #include "components/web_modal/web_contents_modal_dialog_host.h"
 #include "components/web_modal/web_contents_modal_dialog_manager.h"
 #include "components/web_modal/web_contents_modal_dialog_manager_delegate.h"
 #include "content/public/browser/web_contents.h"
-#include "content/public/browser/web_contents_view.h"
 #include "grit/generated_resources.h"
 #include "ui/aura/window.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/views/border.h"
 #include "ui/views/controls/styled_label.h"
 #include "ui/views/layout/fill_layout.h"
 #include "ui/views/layout/layout_constants.h"
 #include "ui/views/widget/widget.h"
 
 namespace chromeos {
@@ skipping 15 matching lines @@
       chrome::FindBrowserWithWebContents(web_contents),
       UTF8ToUTF16(origin),
       callback);
 
   // Sets up the dialog widget and shows it.
   web_modal::WebContentsModalDialogManager* web_contents_modal_dialog_manager =
       web_modal::WebContentsModalDialogManager::FromWebContents(web_contents);
   web_modal::WebContentsModalDialogManagerDelegate* modal_delegate =
       web_contents_modal_dialog_manager->delegate();
   views::Widget* widget = views::Widget::CreateWindowAsFramelessChild(
-      dialog, web_contents->GetView()->GetNativeView(),
-      modal_delegate->GetWebContentsModalDialogHost()->GetHostView());
+      dialog, modal_delegate->GetWebContentsModalDialogHost()->GetHostView());
   web_contents_modal_dialog_manager->ShowDialog(widget->GetNativeView());
   widget->Show();
 }
 
 PlatformVerificationDialog::~PlatformVerificationDialog() {
 }
 
 PlatformVerificationDialog::PlatformVerificationDialog(
     Browser* browser,
     const base::string16& domain,
@@ skipping 49 matching lines @@
 }
 
 void PlatformVerificationDialog::StyledLabelLinkClicked(const gfx::Range& range,
                                                         int event_flags) {
   chrome::ShowSingletonTab(browser_, GURL(
       chrome::kAttestationForContentProtectionLearnMoreURL));
 }
 
 }  // namespace attestation
 }  // namespace chromeos