Fix panels being removed from PanelManager prematurely.

chrome/browser/ui/panels/panel_browser_view.cc

 // 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.
 
 #include "chrome/browser/ui/panels/panel_browser_view.h"
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "chrome/browser/ui/panels/panel.h"
 #include "chrome/browser/ui/panels/panel_browser_frame_view.h"
@@ skipping 38 matching lines @@
     bounds_(bounds),
     closed_(false),
     focused_(false),
     mouse_pressed_(false),
     mouse_dragging_state_(NO_DRAGGING),
     is_drawing_attention_(false),
     old_focused_view_(NULL) {
 }
 
 PanelBrowserView::~PanelBrowserView() {
+  panel_->manager()->Remove(panel_.get());
 }
 
 void PanelBrowserView::Init() {
   BrowserView::Init();
 
   GetWidget()->non_client_view()->SetAccessibleName(
       l10n_util::GetStringUTF16(IDS_PRODUCT_NAME));
 }
 
 void PanelBrowserView::Close() {
@@ skipping 473 matching lines @@
 }
 
 bool NativePanelTestingWin::IsWindowSizeKnown() const {
   return true;
 }
 
 bool NativePanelTestingWin::IsAnimatingBounds() const {
   return panel_browser_view_->bounds_animator_.get() &&
          panel_browser_view_->bounds_animator_->is_animating();
 }