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

ui/app_list/views/search_result_list_view.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 UI_APP_LIST_VIEWS_SEARCH_RESULT_LIST_VIEW_H_
 #define UI_APP_LIST_VIEWS_SEARCH_RESULT_LIST_VIEW_H_
 
 #include "base/basictypes.h"
 #include "base/memory/weak_ptr.h"
 #include "ui/app_list/app_list_model.h"
@@ skipping 37 matching lines @@
   void SearchResultActionActivated(SearchResultView* view,
                                    size_t action_index,
                                    int event_flags);
 
   void OnSearchResultInstalled(SearchResultView* view);
 
   void OnSearchResultUninstalled(SearchResultView* view);
 
   // Overridden from views::View:
   virtual bool OnKeyPressed(const ui::KeyEvent& event) OVERRIDE;
-  virtual gfx::Size GetPreferredSize() OVERRIDE;
+  virtual gfx::Size GetPreferredSize() const OVERRIDE;
 
  private:
   friend class test::SearchResultListViewTest;
 
   // Updates the auto launch states.
   void SetAutoLaunchTimeout(const base::TimeDelta& timeout);
   void CancelAutoLaunchTimeout();
 
   // Helper function to get SearchResultView at given |index|.
   SearchResultView* GetResultViewAt(int index);
 
   // Updates UI with model.
   void Update();
 
   // Schedules an Update call using |update_factory_|. Do nothing if there is a
   // pending call.
   void ScheduleUpdate();
 
   // Forcibly auto-launch for test if it is in auto-launching state.
   void ForceAutoLaunchForTest();
 
   // Overridden from views::View:
   virtual void Layout() OVERRIDE;
-  virtual int GetHeightForWidth(int w) OVERRIDE;
+  virtual int GetHeightForWidth(int w) const OVERRIDE;
   virtual void VisibilityChanged(
       views::View* starting_from, bool is_visible) OVERRIDE;
 
   // Overridden from gfx::AnimationDelegate:
   virtual void AnimationEnded(const gfx::Animation* animation) OVERRIDE;
   virtual void AnimationProgressed(const gfx::Animation* animation) OVERRIDE;
 
   // Overridden from ui::ListModelObserver:
   virtual void ListItemsAdded(size_t start, size_t count) OVERRIDE;
   virtual void ListItemsRemoved(size_t start, size_t count) OVERRIDE;
@@ skipping 13 matching lines @@
 
   // The factory that consolidates multiple Update calls into one.
   base::WeakPtrFactory<SearchResultListView> update_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(SearchResultListView);
 };
 
 }  // namespace app_list
 
 #endif  // UI_APP_LIST_VIEWS_SEARCH_RESULT_LIST_VIEW_H_