views: Make view::Views::GetPreferredSize() const.

chrome/browser/chromeos/ui/echo_dialog_view.h

 // Copyright 2013 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_CHROMEOS_UI_ECHO_DIALOG_VIEW_H_
 #define CHROME_BROWSER_CHROMEOS_UI_ECHO_DIALOG_VIEW_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "ui/views/controls/styled_label_listener.h"
@@ skipping 48 matching lines @@
   // views::WidgetDelegate overrides.
   virtual ui::ModalType GetModalType() const OVERRIDE;
   virtual bool ShouldShowWindowTitle() const OVERRIDE;
   virtual bool ShouldShowWindowIcon() const OVERRIDE;
 
   // views::LinkListener override.
   virtual void StyledLabelLinkClicked(const gfx::Range& range,
                                       int event_flags) OVERRIDE;
 
   // views::View override.
-  virtual gfx::Size GetPreferredSize() OVERRIDE;
+  virtual gfx::Size GetPreferredSize() const OVERRIDE;
 
   // Sets the border and bounds for the styled label containing the dialog
   // text.
   void SetLabelBorderAndBounds();
 
   views::StyledLabel* label_;
   EchoDialogListener* listener_;
   int ok_button_label_id_;
   int cancel_button_label_id_;
 
   DISALLOW_COPY_AND_ASSIGN(EchoDialogView);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_UI_ECHO_DIALOG_VIEW_H_