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

chrome/browser/ui/views/autofill/generated_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/generated_credit_card_bubble_views.h"
 
 #include "chrome/browser/ui/autofill/generated_credit_card_bubble_controller.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/views/frame/browser_view.h"
 #include "chrome/browser/ui/views/location_bar/location_bar_view.h"
@@ skipping 31 matching lines @@
 }
 
 void GeneratedCreditCardBubbleViews::Hide() {
   GetWidget()->Close();
 }
 
 bool GeneratedCreditCardBubbleViews::IsHiding() const {
   return GetWidget() && GetWidget()->IsClosed();
 }
 
-gfx::Size GeneratedCreditCardBubbleViews::GetPreferredSize() {
+gfx::Size GeneratedCreditCardBubbleViews::GetPreferredSize() const {
   return gfx::Size(
       GeneratedCreditCardBubbleView::kContentsWidth,
       GetHeightForWidth(GeneratedCreditCardBubbleViews::kContentsWidth));
 }
 
 base::string16 GeneratedCreditCardBubbleViews::GetWindowTitle() const {
   return controller_ ? controller_->TitleText() : base::string16();
 }
 
 void GeneratedCreditCardBubbleViews::Init() {
@@ skipping 35 matching lines @@
 GeneratedCreditCardBubbleViews::GeneratedCreditCardBubbleViews(
     const base::WeakPtr<GeneratedCreditCardBubbleController>& controller)
     : BubbleDelegateView(GetAnchor(controller), views::BubbleBorder::TOP_RIGHT),
       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