Aura: Add --aura-laptop-mode to fill the workspace with a single window.

ui/aura_shell/toplevel_layout_manager.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_SHELL_TOPLEVEL_LAYOUT_MANAGER_H_
 #define UI_AURA_SHELL_TOPLEVEL_LAYOUT_MANAGER_H_
 #pragma once
 
 #include <set>
 
@@ skipping 30 matching lines @@
                               const gfx::Rect& requested_bounds) OVERRIDE;
 
   // WindowObserver overrides:
   virtual void OnWindowPropertyChanged(aura::Window* window,
                                        const char* name,
                                        void* old) OVERRIDE;
 
  private:
   typedef std::set<aura::Window*> Windows;
 
-  // If necessary adjusts the bounds of window based on it's show state.
-  void WindowStateChanged(aura::Window* window);
-
-  // Updates the visbility of the shelf based on if there are any full screen
+  // Updates the visibility of the shelf based on if there are any full screen
   // windows.
   void UpdateShelfVisibility();
 
   // Set of windows we're listening to.
   Windows windows_;
 
+  // May be NULL if we're not using a shelf.
   ShelfLayoutManager* shelf_;
 
   DISALLOW_COPY_AND_ASSIGN(ToplevelLayoutManager);
 };
 
-}  // namepsace aura_shell
-}  // namepsace internal
+}  // namespace aura_shell
+}  // namespace internal
 
 #endif  // UI_AURA_SHELL_TOPLEVEL_LAYOUT_MANAGER_H_