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

chrome/browser/ui/views/location_bar/icon_label_bubble_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/icon_label_bubble_view.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/ui/views/location_bar/location_bar_view.h"
 #include "grit/theme_resources.h"
 #include "ui/base/resource/resource_bundle.h"
@@ skipping 61 matching lines @@
 }
 
 void IconLabelBubbleView::SetLabel(const base::string16& label) {
   label_->SetText(label);
 }
 
 void IconLabelBubbleView::SetImage(const gfx::ImageSkia& image_skia) {
   image_->SetImage(image_skia);
 }
 
-gfx::Size IconLabelBubbleView::GetPreferredSize() {
+gfx::Size IconLabelBubbleView::GetPreferredSize() const {
   // Height will be ignored by the LocationBarView.
   return GetSizeForLabelWidth(label_->GetPreferredSize().width());
 }
 
 void IconLabelBubbleView::Layout() {
   image_->SetBounds(GetBubbleOuterPadding(!is_extension_icon_), 0,
                     image_->GetPreferredSize().width(), height());
   const int pre_label_width = GetPreLabelWidth();
   label_->SetBounds(pre_label_width, 0,
                     width() - pre_label_width - GetBubbleOuterPadding(false),
@@ skipping 28 matching lines @@
   views::Painter* painter = (in_hover_ && hover_background_painter_) ?
       hover_background_painter_.get() : background_painter_.get();
   painter->Paint(canvas, size());
 }
 
 int IconLabelBubbleView::GetPreLabelWidth() const {
   const int image_width = image_->GetPreferredSize().width();
   return GetBubbleOuterPadding(true) +
       (image_width ? (image_width + LocationBarView::kItemPadding) : 0);
 }