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

chrome/browser/ui/views/infobars/confirm_infobar.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/infobars/confirm_infobar.h"
 
 #include "base/logging.h"
 #include "chrome/browser/infobars/confirm_infobar_delegate.h"
 #include "chrome/browser/ui/views/elevation_icon_setter.h"
 #include "ui/base/window_open_disposition.h"
@@ skipping 91 matching lines @@
     if (delegate->Accept())
       RemoveSelf();
   } else if ((cancel_button_ != NULL) && (sender == cancel_button_)) {
     if (delegate->Cancel())
       RemoveSelf();
   } else {
     InfoBarView::ButtonPressed(sender, event);
   }
 }
 
-int ConfirmInfoBar::ContentMinimumWidth() {
+int ConfirmInfoBar::ContentMinimumWidth() const {
   return label_->GetMinimumSize().width() + link_->GetMinimumSize().width() +
       NonLabelWidth();
 }
 
 void ConfirmInfoBar::LinkClicked(views::Link* source, int event_flags) {
   if (!owner())
     return;  // We're closing; don't call anything, it might access the owner.
   DCHECK_EQ(link_, source);
   if (GetDelegate()->LinkClicked(ui::DispositionFromEventFlags(event_flags)))
     RemoveSelf();
 }
 
 ConfirmInfoBarDelegate* ConfirmInfoBar::GetDelegate() {
   return delegate()->AsConfirmInfoBarDelegate();
 }
 
 int ConfirmInfoBar::NonLabelWidth() const {
   int width = (label_->text().empty() || (!ok_button_ && !cancel_button_)) ?
       0 : kEndOfLabelSpacing;
   if (ok_button_)
     width += ok_button_->width() + (cancel_button_ ? kButtonButtonSpacing : 0);
   width += (cancel_button_ ? cancel_button_->width() : 0);
   return width + ((link_->text().empty() || !width) ? 0 : kEndOfLabelSpacing);
 }