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

chrome/browser/ui/views/autofill/new_credit_card_bubble_views.cc

 // Copyright 2013 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/autofill/new_credit_card_bubble_views.h"
 
 #include "base/i18n/rtl.h"
 #include "chrome/browser/ui/autofill/new_credit_card_bubble_controller.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/host_desktop.h"
@@ skipping 45 matching lines @@
 
   // This bubble doesn't render correctly on Windows without calling
   // |SizeToContents()|. This must be called after showing the widget.
   SizeToContents();
 }
 
 void NewCreditCardBubbleViews::Hide() {
   GetWidget()->Close();
 }
 
-gfx::Size NewCreditCardBubbleViews::GetPreferredSize() {
+gfx::Size NewCreditCardBubbleViews::GetPreferredSize() const {
   return gfx::Size(
       NewCreditCardBubbleView::kContentsWidth,
       GetHeightForWidth(NewCreditCardBubbleView::kContentsWidth));
 }
 
 void NewCreditCardBubbleViews::Init() {
   SetLayoutManager(new views::BoxLayout(views::BoxLayout::kVertical, 0, 0,
                                         views::kRelatedControlVerticalSpacing));
 
   views::View* card_container = new views::View();
@@ skipping 75 matching lines @@
 NewCreditCardBubbleViews::NewCreditCardBubbleViews(
     NewCreditCardBubbleController* controller)
     : BubbleDelegateView(GetAnchor(controller), GetArrow(controller)),
       controller_(controller),
       weak_ptr_factory_(this) {
   gfx::Insets insets = views::BubbleFrameView::GetTitleInsets();
   set_margins(gfx::Insets(0, insets.left(), insets.top(), insets.left()));
 }
 
 }  // namespace autofill