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

ui/app_list/views/search_result_view.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 "ui/app_list/views/search_result_view.h"
 
 #include <algorithm>
 
 #include "ui/app_list/app_list_constants.h"
 #include "ui/app_list/search_result.h"
@@ skipping 115 matching lines @@
   } else {
     details_text_.reset(CreateRenderText(result_->details(),
                                          result_->details_tags()));
   }
 }
 
 const char* SearchResultView::GetClassName() const {
   return kViewClassName;
 }
 
-gfx::Size SearchResultView::GetPreferredSize() {
+gfx::Size SearchResultView::GetPreferredSize() const {
   return gfx::Size(kPreferredWidth, kPreferredHeight);
 }
 
 void SearchResultView::Layout() {
   gfx::Rect rect(GetContentsBounds());
   if (rect.IsEmpty())
     return;
 
   gfx::Rect icon_bounds(rect);
   icon_bounds.set_width(kIconViewWidth);
@@ skipping 199 matching lines @@
                                       NULL,
                                       gfx::Rect(point, gfx::Size()),
                                       views::MENU_ANCHOR_TOPLEFT,
                                       source_type,
                                       views::MenuRunner::HAS_MNEMONICS) ==
       views::MenuRunner::MENU_DELETED)
     return;
 }
 
 }  // namespace app_list