Remove some more OS_CHROMEOS from browser.

chrome/browser/ui/browser_window.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_BROWSER_WINDOW_H_
 #define CHROME_BROWSER_UI_BROWSER_WINDOW_H_
 #pragma once
 
 #include "base/callback_forward.h"
 #include "chrome/browser/ui/base_window.h"
@@ skipping 310 matching lines @@
   // placed at.
   virtual gfx::Rect GetInstantBounds() = 0;
 
   // Return the correct disposition for a popup window based on |bounds|.
   virtual WindowOpenDisposition GetDispositionForPopupBounds(
       const gfx::Rect& bounds) = 0;
 
   // Construct a FindBar implementation for the |browser|.
   virtual FindBar* CreateFindBar() = 0;
 
-#if defined(OS_CHROMEOS)
-  // Shows the keyboard overlay dialog box.
-  virtual void ShowKeyboardOverlay(gfx::NativeWindow owning_window) = 0;
-#endif
-
   // Invoked when the preferred size of the contents in current tab has been
   // changed. We might choose to update the window size to accomodate this
   // change.
   // Note that this won't be fired if we change tabs.
   virtual void UpdatePreferredSize(content::WebContents* web_contents,
                                    const gfx::Size& pref_size) {}
 
   // Invoked when the contents auto-resized and the container should match it.
   virtual void ResizeDueToAutoResize(content::WebContents* web_contents,
                                      const gfx::Size& new_size) {}
@@ skipping 46 matching lines @@
 
   // Returns the ToolbarView.
   virtual ToolbarView* GetToolbarView() const = 0;
 #endif
 
  protected:
   virtual ~BrowserWindowTesting() {}
 };
 
 #endif  // CHROME_BROWSER_UI_BROWSER_WINDOW_H_