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

ui/message_center/views/message_center_button_bar.cc

 // 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.
 
 #include "ui/message_center/views/message_center_button_bar.h"
 
 #include "grit/ui_resources.h"
 #include "grit/ui_strings.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/models/simple_menu_model.h"
@@ skipping 33 matching lines @@
  public:
   NotificationCenterButton(views::ButtonListener* listener,
                            int normal_id,
                            int hover_id,
                            int pressed_id,
                            int text_id);
   void set_size(gfx::Size size) { size_ = size; }
 
  protected:
   // Overridden from views::View:
-  virtual gfx::Size GetPreferredSize() OVERRIDE;
+  virtual gfx::Size GetPreferredSize() const OVERRIDE;
 
  private:
   gfx::Size size_;
 
   DISALLOW_COPY_AND_ASSIGN(NotificationCenterButton);
 };
 
 NotificationCenterButton::NotificationCenterButton(
     views::ButtonListener* listener,
     int normal_id,
@@ skipping 11 matching lines @@
     SetTooltipText(resource_bundle.GetLocalizedString(text_id));
 
   SetFocusable(true);
   set_request_focus_on_press(false);
 
   SetFocusPainter(views::Painter::CreateSolidFocusPainter(
       kFocusBorderColor,
       gfx::Insets(1, 2, 2, 2)));
 }
 
-gfx::Size NotificationCenterButton::GetPreferredSize() { return size_; }
+gfx::Size NotificationCenterButton::GetPreferredSize() const { return size_; }
 
 // MessageCenterButtonBar /////////////////////////////////////////////////////
 ///////////////////////////////////////////////////////////////////////////////
 MessageCenterButtonBar::MessageCenterButtonBar(
     MessageCenterView* message_center_view,
     MessageCenter* message_center,
     NotifierSettingsProvider* notifier_settings_provider,
     bool settings_initially_visible)
     : message_center_view_(message_center_view),
       message_center_(message_center),
@@ skipping 196 matching lines @@
 #if defined(OS_LINUX) && !defined(OS_CHROMEOS)
   } else if (sender == close_bubble_button_) {
     message_center_view()->tray()->HideMessageCenterBubble();
 #endif
   } else {
     NOTREACHED();
   }
 }
 
 }  // namespace message_center