Positions the launcher in the bottom left corner. Adds ShellDelegate

ui/aura/window.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 UI_AURA_WINDOW_H_
 #define UI_AURA_WINDOW_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 101 matching lines @@
   // Marks the a portion of window as needing to be painted.
   void SchedulePaintInRect(const gfx::Rect& rect);
 
   // Sets the contents of the window.
   void SetCanvas(const SkCanvas& canvas, const gfx::Point& origin);
 
   // Sets the parent window of the window. If NULL, the window is parented to
   // the desktop's window.
   void SetParent(Window* parent);
   Window* parent() { return parent_; }
+  const Window* parent() const { return parent_; }
 
   // Move the specified child of this Window to the front of the z-order.
   // TODO(beng): this is (obviously) feeble.
   void MoveChildToFront(Window* child);
 
   // Returns true if this window can be activated.
   bool CanActivate() const;
 
   // Tree operations.
   // TODO(beng): Child windows are currently not owned by the hierarchy. We
@@ skipping 72 matching lines @@
   bool HasCapture();
 
   // Returns the first ancestor whose parent window returns true from
   // IsToplevelWindowContainer.
   Window* GetToplevelWindow();
 
   // Returns an animation configured with the default duration. All animations
   // should use this. Caller owns returned value.
   static ui::Animation* CreateDefaultAnimation();
 
- protected:
+protected:

[Ben Goodger (Google), 2011/10/13 03:03:39]

don't change this

   // Returns the RootWindow or NULL if we don't yet have a RootWindow.
   virtual internal::RootWindow* GetRoot();
 
  private:
   // Updates the visible state of the layer, but does not make visible-state
   // specific changes. Called from Show()/Hide().
   void SetVisible(bool visible);
 
   // Schedules a paint for the Window's entire bounds.
   void SchedulePaint();
@@ skipping 37 matching lines @@
   // When true, events are not sent to windows behind this one in the z-order,
   // provided this window has children. See set_stops_event_propagation().
   bool stops_event_propagation_;
 
   DISALLOW_COPY_AND_ASSIGN(Window);
 };
 
 }  // namespace aura
 
 #endif  // UI_AURA_WINDOW_H_