Allow panels to be created as detached panels.

chrome/browser/ui/panels/panel_view.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_view.h"
 
 #include <map>
 #include "base/logging.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/ui/panels/panel.h"
@@ skipping 143 matching lines @@
 
 }  // namespace
 
 // static
 NativePanel* Panel::CreateNativePanel(Panel* panel, const gfx::Rect& bounds) {
   return new PanelView(panel, bounds);
 }
 
 PanelView::PanelView(Panel* panel, const gfx::Rect& bounds)
     : panel_(panel),
+      bounds_(bounds),
       window_(NULL),
       web_view_(NULL),
       focused_(false),
       mouse_pressed_(false),
       mouse_dragging_state_(NO_DRAGGING),
       is_drawing_attention_(false),
       force_to_paint_as_inactive_(false),
       old_focused_view_(NULL) {
   window_ = new views::Widget;
   views::Widget::InitParams params(views::Widget::InitParams::TYPE_PANEL);
@@ skipping 569 matching lines @@
   int height = web_view_->size().height();
   SkRegion* region = new SkRegion;
   region->op(0, 0, kResizeInsideBoundsSize, height, SkRegion::kUnion_Op);
   region->op(width - kResizeInsideBoundsSize, 0, width, height,
       SkRegion::kUnion_Op);
   region->op(0, height - kResizeInsideBoundsSize, width, height,
       SkRegion::kUnion_Op);
   web_contents->GetRenderViewHost()->GetView()->SetClickthroughRegion(region);
 #endif
 }