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

chrome/browser/ui/views/location_bar/location_bar_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 "chrome/browser/ui/views/location_bar/location_bar_view.h"
 
 #include <algorithm>
 #include <map>
 
 #include "base/command_line.h"
@@ skipping 679 matching lines @@
 
   if (is_popup_mode_) {
     state->AddStateFlag(ui::AX_STATE_READ_ONLY);
   } else {
     state->set_value_callback =
         base::Bind(&LocationBarView::AccessibilitySetValue,
                    weak_ptr_factory_.GetWeakPtr());
   }
 }
 
-gfx::Size LocationBarView::GetPreferredSize() {
+gfx::Size LocationBarView::GetPreferredSize() const {
   gfx::Size background_min_size(border_painter_->GetMinimumSize());
   if (!IsInitialized())
     return background_min_size;
 
   gfx::Size origin_chip_view_min_size(origin_chip_view_->GetMinimumSize());
   gfx::Size search_button_min_size(search_button_->GetMinimumSize());
   gfx::Size min_size(background_min_size);
   min_size.SetToMax(search_button_min_size);
   min_size.set_width(origin_chip_view_min_size.width() +
                      background_min_size.width() +
@@ skipping 931 matching lines @@
 void LocationBarView::ModelChanged(const SearchModel::State& old_state,
                                    const SearchModel::State& new_state) {
   const bool visible = !GetToolbarModel()->input_in_progress() &&
       new_state.voice_search_supported;
   if (mic_search_view_->visible() != visible) {
     mic_search_view_->SetVisible(visible);
     Layout();
   }
 }