Consolidate ShouldUseNativeFrame/AlwaysUseNativeFrame/UseNativeFrame spaghetti.

chrome/browser/ui/views/frame/popup_non_client_frame_view.h

 // Copyright (c) 2011 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 CHROME_BROWSER_UI_VIEWS_FRAME_POPUP_NON_CLIENT_FRAME_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_FRAME_POPUP_NON_CLIENT_FRAME_VIEW_H_
 #pragma once
 
 #include "chrome/browser/ui/views/frame/browser_non_client_frame_view.h"
 
 // BrowserNonClientFrameView implementation for popups. We let the window
 // manager implementation render the decorations for popups, so this draws
 // nothing.
 class PopupNonClientFrameView : public BrowserNonClientFrameView {
  public:
-  PopupNonClientFrameView() {}
+  explicit PopupNonClientFrameView(BrowserFrame* frame);
 
   // NonClientFrameView:
   virtual gfx::Rect GetBoundsForClientView() const OVERRIDE;
-  virtual bool AlwaysUseCustomFrame() const OVERRIDE;
-  virtual bool AlwaysUseNativeFrame() const OVERRIDE;
   virtual gfx::Rect GetWindowBoundsForClientBounds(
       const gfx::Rect& client_bounds) const OVERRIDE;
   virtual int NonClientHitTest(const gfx::Point& point) OVERRIDE;
   virtual void GetWindowMask(const gfx::Size& size, gfx::Path* window_mask)
       OVERRIDE;
   virtual void EnableClose(bool enable) OVERRIDE;
   virtual void ResetWindowControls() OVERRIDE;
   virtual void UpdateWindowIcon() OVERRIDE;
 
   // BrowserNonClientFrameView:
   virtual gfx::Rect GetBoundsForTabStrip(views::View* tabstrip) const OVERRIDE;
   virtual int GetHorizontalTabStripVerticalOffset(bool restored) const OVERRIDE;
   virtual void UpdateThrobber(bool running) OVERRIDE;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(PopupNonClientFrameView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_FRAME_POPUP_NON_CLIENT_FRAME_VIEW_H_