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

chrome/browser/ui/views/fullscreen_exit_bubble_views.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/fullscreen_exit_bubble_views.h"
 
 #include "base/message_loop/message_loop.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/chrome_notification_types.h"
@@ skipping 30 matching lines @@
 
 // Space between the site info label and the buttons / link.
 const int kMiddlePaddingPx = 30;
 
 class ButtonView : public views::View {
  public:
   ButtonView(views::ButtonListener* listener, int between_button_spacing);
   virtual ~ButtonView();
 
   // Returns an empty size when the view is not visible.
-  virtual gfx::Size GetPreferredSize() OVERRIDE;
+  virtual gfx::Size GetPreferredSize() const OVERRIDE;
 
   views::LabelButton* accept_button() const { return accept_button_; }
   views::LabelButton* deny_button() const { return deny_button_; }
 
  private:
   views::LabelButton* accept_button_;
   views::LabelButton* deny_button_;
 
   DISALLOW_COPY_AND_ASSIGN(ButtonView);
 };
@@ skipping 12 matching lines @@
   deny_button_->SetFocusable(false);
   AddChildView(deny_button_);
 
   SetLayoutManager(new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0,
                                         between_button_spacing));
 }
 
 ButtonView::~ButtonView() {
 }
 
-gfx::Size ButtonView::GetPreferredSize() {
+gfx::Size ButtonView::GetPreferredSize() const {
   return visible() ? views::View::GetPreferredSize() : gfx::Size();
 }
 
 }  // namespace
 
 class FullscreenExitBubbleViews::FullscreenExitView
     : public views::View,
       public views::ButtonListener,
       public views::LinkListener {
  public:
@@ skipping 410 matching lines @@
     const content::NotificationDetails& details) {
   DCHECK_EQ(chrome::NOTIFICATION_FULLSCREEN_CHANGED, type);
   UpdateForImmersiveState();
 }
 
 void FullscreenExitBubbleViews::OnWidgetVisibilityChanged(
     views::Widget* widget,
     bool visible) {
   UpdateMouseWatcher();
 }