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

chrome/browser/ui/views/menu_model_adapter_test.cc

 // 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.
 
 #include "base/callback.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/test/base/interactive_test_utils.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "chrome/test/base/view_event_test_base.h"
 #include "ui/base/models/menu_model.h"
@@ skipping 203 matching lines @@
   virtual void TearDown() OVERRIDE {
     menu_runner_.reset(NULL);
     menu_ = NULL;
     ViewEventTestBase::TearDown();
   }
 
   virtual views::View* CreateContentsView() OVERRIDE {
     return button_;
   }
 
-  virtual gfx::Size GetPreferredSize() OVERRIDE {
+  virtual gfx::Size GetPreferredSize() const OVERRIDE {
     return button_->GetPreferredSize();
   }
 
   // views::MenuButtonListener implementation.
   virtual void OnMenuButtonClicked(views::View* source,
                                    const gfx::Point& point) OVERRIDE {
     gfx::Point screen_location;
     views::View::ConvertPointToScreen(source, &screen_location);
     gfx::Rect bounds(screen_location, source->size());
     ignore_result(menu_runner_->RunMenuAt(source->GetWidget(),
@@ skipping 68 matching lines @@
   }
 
   views::MenuButton* button_;
   TopMenuModel top_menu_model_;
   views::MenuModelAdapter menu_model_adapter_;
   views::MenuItemView* menu_;
   scoped_ptr<views::MenuRunner> menu_runner_;
 };
 
 VIEW_TEST(MenuModelAdapterTest, RebuildMenu)