Remove DialogDelegate::UseNewStyle and unused code.

ui/views/focus/focus_traversal_unittest.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 "ui/views/focus/focus_manager.h"
 
 #include "base/run_loop.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "ui/base/models/combobox_model.h"
@@ skipping 489 matching lines @@
   link = new Link(ASCIIToUTF16("Help"));
   contents->AddChildView(link);
   link->SetBounds(10, 35, 70, 10);
   link->set_id(kStyleHelpLinkID);
 
   text_field = new Textfield();
   contents->AddChildView(text_field);
   text_field->SetBounds(10, 50, 100, 20);
   text_field->set_id(kStyleTextEditID);
 
-  style_tab_ = new TabbedPane(false);
+  style_tab_ = new TabbedPane();
   style_tab_->set_id(kStyleContainerID);
   GetContentsView()->AddChildView(style_tab_);
   style_tab_->SetBounds(10, y, 210, 100);
   style_tab_->AddTab(ASCIIToUTF16("Style"), contents);
   style_tab_->AddTab(ASCIIToUTF16("Other"), new View());
 
   // Right bottom box with search.
   contents = new View();
   contents->set_background(Background::CreateSolidBackground(SK_ColorWHITE));
   text_field = new Textfield();
@@ skipping 259 matching lines @@
       GetFocusManager()->AdvanceFocus(true);
       View* focused_view = GetFocusManager()->GetFocusedView();
       EXPECT_TRUE(focused_view != NULL);
       if (focused_view)
         EXPECT_EQ(kRightTraversalIDs[j], focused_view->id());
     }
   }
 }
 
 }  // namespace views