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

chrome/browser/ui/views/location_bar/content_setting_image_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/content_setting_image_view.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/content_settings/tab_specific_content_settings.h"
 #include "chrome/browser/ui/content_settings/content_setting_bubble_model.h"
 #include "chrome/browser/ui/content_settings/content_setting_image_model.h"
@@ skipping 135 matching lines @@
     parent_->Layout();
     parent_->SchedulePaint();
   }
 }
 
 void ContentSettingImageView::AnimationCanceled(
     const gfx::Animation* animation) {
   AnimationEnded(animation);
 }
 
-gfx::Size ContentSettingImageView::GetPreferredSize() {
+gfx::Size ContentSettingImageView::GetPreferredSize() const {
   // Height will be ignored by the LocationBarView.
   gfx::Size size(icon_->GetPreferredSize());
   if (background_showing()) {
     double state = slide_animator_.GetCurrentValue();
     // The fraction of the animation we'll spend animating the string into view,
     // which is also the fraction we'll spend animating it closed; total
     // animation (slide out, show, then slide in) is 1.0.
     const double kOpenFraction =
         static_cast<double>(kOpenTimeMS) / kAnimationDurationMS;
     double size_fraction = 1.0;
@@ skipping 76 matching lines @@
         parent_->delegate()->CreateViewsBubble(new ContentSettingBubbleContents(
             ContentSettingBubbleModel::CreateContentSettingBubbleModel(
                 parent_->delegate()->GetContentSettingBubbleModelDelegate(),
                 web_contents, parent_->profile(),
                 content_setting_image_model_->get_content_settings_type()),
             this, views::BubbleBorder::TOP_RIGHT));
     bubble_widget_->AddObserver(this);
     bubble_widget_->Show();
   }
 }