Draggable region support for frameless app window on Windows.

chrome/browser/ui/panels/panel.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/panels/panel.h"
 
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
@@ skipping 411 matching lines @@
 }
 
 void Panel::Deactivate() {
   native_panel_->DeactivatePanel();
 }
 
 bool Panel::IsActive() const {
   return native_panel_->IsPanelActive();
 }
 
-void Panel::SetDraggableRegion(SkRegion* region) {
-}
-
 void Panel::FlashFrame(bool draw_attention) {
   if (IsDrawingAttention() == draw_attention || !panel_strip_)
     return;
 
   // Don't draw attention for an active panel.
   if (draw_attention && IsActive())
     return;
 
   // Invoking native panel to draw attention must be done before informing the
   // panel strip because it needs to check internal state of the panel to
@@ skipping 306 matching lines @@
 
 void Panel::LoadingStateChanged(bool is_loading) {
   command_updater_.UpdateCommandEnabled(IDC_STOP, is_loading);
   native_panel_->UpdatePanelLoadingAnimations(is_loading);
   UpdateTitleBar();
 }
 
 void Panel::WebContentsFocused(content::WebContents* contents) {
   native_panel_->PanelWebContentsFocused(contents);
 }