Remove DialogDelegate::UseNewStyle and unused code.

ui/views/controls/tabbed_pane/tabbed_pane.h

 // 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.
 
 #ifndef UI_VIEWS_CONTROLS_TABBED_PANE_TABBED_PANE_H_
 #define UI_VIEWS_CONTROLS_TABBED_PANE_TABBED_PANE_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/strings/string16.h"
 #include "ui/views/view.h"
 
 namespace views {
 
 class Tab;
 class TabbedPaneListener;
 class TabStrip;
 
 // TabbedPane is a view that shows tabs. When the user clicks on a tab, the
 // associated view is displayed.
 class VIEWS_EXPORT TabbedPane : public View {
  public:
   // Internal class name.
   static const char kViewClassName[];
 
-  // |draw_border| indicates whether the tabbed pane should draw a border
-  // around its boundary or not.
-  explicit TabbedPane(bool draw_border);
+  TabbedPane();
   virtual ~TabbedPane();
 
   TabbedPaneListener* listener() const { return listener_; }
   void set_listener(TabbedPaneListener* listener) { listener_ = listener; }
 
   int selected_tab_index() const { return selected_tab_index_; }
 
   // Returns the number of tabs.
   int GetTabCount();
 
@@ skipping 44 matching lines @@
 
   // The selected tab index or -1 if invalid.
   int selected_tab_index_;
 
   DISALLOW_COPY_AND_ASSIGN(TabbedPane);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_CONTROLS_TABBED_PANE_TABBED_PANE_H_