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

chrome/browser/ui/views/frame/browser_frame.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 CHROME_BROWSER_UI_VIEWS_FRAME_BROWSER_FRAME_H_
 #define CHROME_BROWSER_UI_VIEWS_FRAME_BROWSER_FRAME_H_
 #pragma once
 
 #include "base/compiler_specific.h"
 #include "base/logging.h"
@@ skipping 48 matching lines @@
   // Tells the frame to update the throbber.
   void UpdateThrobber(bool running);
 
   // Returns the NonClientFrameView of this frame.
   views::View* GetFrameView() const;
 
   // Notifies the frame that the tab strip display mode changed so it can update
   // its frame treatment if necessary.
   void TabStripDisplayModeChanged();
 
+  // Returns true for single window mode.  ChromeOS and Aura laptop mode use a
+  // single window filling the work area, which does not have a close, maximize,
+  // minimize or restore button and does not draw frame edges.
+  bool IsSingleWindowMode() const;
+
   // Overridden from views::Widget:
   virtual bool IsMaximized() const OVERRIDE;
   virtual views::internal::RootView* CreateRootView() OVERRIDE;
   virtual views::NonClientFrameView* CreateNonClientFrameView() OVERRIDE;
   virtual bool GetAccelerator(int command_id,
                               ui::Accelerator* accelerator) OVERRIDE;
   virtual ui::ThemeProvider* GetThemeProvider() const OVERRIDE;
   virtual void OnNativeWidgetActivationChanged(bool active) OVERRIDE;
 
   AvatarMenuButton* GetAvatarMenuButton();
 
  private:
   NativeBrowserFrame* native_browser_frame_;
 
   // A weak reference to the root view associated with the window. We save a
   // copy as a BrowserRootView to avoid evil casting later, when we need to call
   // functions that only exist on BrowserRootView (versus RootView).
   BrowserRootView* root_view_;
 
   // A pointer to our NonClientFrameView as a BrowserNonClientFrameView.
   BrowserNonClientFrameView* browser_frame_view_;
 
   // The BrowserView is our ClientView. This is a pointer to it.
   BrowserView* browser_view_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserFrame);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_FRAME_BROWSER_FRAME_H_