Draggable region support for frameless app window on Windows.

chrome/browser/ui/views/ash/panel_view_aura.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/ui/views/ash/panel_view_aura.h"
 
 #include "ash/wm/panel_frame_view.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/extensions/api/tabs/tabs_constants.h"
 #include "chrome/browser/extensions/extension_function_dispatcher.h"
@@ skipping 430 matching lines @@
 void PanelViewAura::Restore() {
   // TODO(stevenjb): Implement this properly.
   GetWidget()->Restore();
   NOTIMPLEMENTED();
 }
 
 void PanelViewAura::SetBounds(const gfx::Rect& bounds) {
   GetWidget()->SetBounds(bounds);
 }
 
-void PanelViewAura::SetDraggableRegion(SkRegion* region) {
-  NOTIMPLEMENTED();
-}
-
 void PanelViewAura::FlashFrame(bool flash) {
   // TODO(stevenjb): Implement
   NOTIMPLEMENTED();
 }
 
 bool PanelViewAura::IsAlwaysOnTop() const {
   return true;
 }