It is time.

ui/views/window/dialog_client_view.h

Index: ui/views/window/dialog_client_view.h
diff --git a/ui/views/window/dialog_client_view.h b/ui/views/window/dialog_client_view.h
deleted file mode 100644
index bf38f25fdba6968862741722fac9866db915dc1b..0000000000000000000000000000000000000000
--- a/ui/views/window/dialog_client_view.h
+++ /dev/null
@@ -1,135 +0,0 @@
-// 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.
-
-#ifndef UI_VIEWS_WINDOW_DIALOG_CLIENT_VIEW_H_
-#define UI_VIEWS_WINDOW_DIALOG_CLIENT_VIEW_H_
-
-#include "ui/base/ui_base_types.h"
-#include "ui/views/controls/button/button.h"
-#include "ui/views/focus/focus_manager.h"
-#include "ui/views/window/client_view.h"
-
-namespace views {
-
-class DialogDelegate;
-class LabelButton;
-class Widget;
-
-// DialogClientView provides adornments for a dialog's content view, including
-// custom-labeled [OK] and [Cancel] buttons with [Enter] and [Esc] accelerators.
-// The view also displays the delegate's extra view alongside the buttons and
-// the delegate's footnote view below the buttons. The view appears like below.
-// NOTE: The contents view is not inset on the top or side client view edges.
-//   +------------------------------+
-//   |        Contents View         |
-//   +------------------------------+
-//   | [Extra View]   [OK] [Cancel] |
-//   | [      Footnote View       ] |
-//   +------------------------------+
-class VIEWS_EXPORT DialogClientView : public ClientView,
-                                      public ButtonListener,
-                                      public FocusChangeListener {
- public:
-  DialogClientView(Widget* widget, View* contents_view);
-  virtual ~DialogClientView();
-
-  // Accept or Cancel the dialog.
-  void AcceptWindow();
-  void CancelWindow();
-
-  // Accessors in case the user wishes to adjust these buttons.
-  LabelButton* ok_button() const { return ok_button_; }
-  LabelButton* cancel_button() const { return cancel_button_; }
-
-  // Update the dialog buttons to match the dialog's delegate.
-  void UpdateDialogButtons();
-
-  // ClientView implementation:
-  virtual bool CanClose() override;
-  virtual DialogClientView* AsDialogClientView() override;
-  virtual const DialogClientView* AsDialogClientView() const override;
-
-  // FocusChangeListener implementation:
-  virtual void OnWillChangeFocus(View* focused_before,
-                                 View* focused_now) override;
-  virtual void OnDidChangeFocus(View* focused_before,
-                                View* focused_now) override;
-
-  // View implementation:
-  virtual gfx::Size GetPreferredSize() const override;
-  virtual void Layout() override;
-  virtual bool AcceleratorPressed(const ui::Accelerator& accelerator) override;
-  virtual void ViewHierarchyChanged(
-      const ViewHierarchyChangedDetails& details) override;
-  virtual void NativeViewHierarchyChanged() override;
-  virtual void OnNativeThemeChanged(const ui::NativeTheme* theme) override;
-
-  // ButtonListener implementation:
-  virtual void ButtonPressed(Button* sender, const ui::Event& event) override;
-
- protected:
-  // For testing.
-  DialogClientView(View* contents_view);
-
-  // Returns the DialogDelegate for the window. Virtual for testing.
-  virtual DialogDelegate* GetDialogDelegate() const;
-
-  // Create and add the extra view, if supplied by the delegate.
-  void CreateExtraView();
-
-  // Creates and adds the footnote view, if supplied by the delegate.
-  void CreateFootnoteView();
-
-  // View implementation.
-  virtual void ChildPreferredSizeChanged(View* child) override;
-  virtual void ChildVisibilityChanged(View* child) override;
-
- private:
-  FRIEND_TEST_ALL_PREFIXES(DialogClientViewTest, FocusManager);
-
-  bool has_dialog_buttons() const { return ok_button_ || cancel_button_; }
-
-  // Create a dialog button of the appropriate type.
-  LabelButton* CreateDialogButton(ui::DialogButton type);
-
-  // Update |button|'s text and enabled state according to the delegate's state.
-  void UpdateButton(LabelButton* button, ui::DialogButton type);
-
-  // Returns the height of the row containing the buttons and the extra view.
-  int GetButtonsAndExtraViewRowHeight() const;
-
-  // Returns the insets for the buttons and extra view.
-  gfx::Insets GetButtonRowInsets() const;
-
-  // Closes the widget.
-  void Close();
-
-  // The dialog buttons.
-  LabelButton* ok_button_;
-  LabelButton* cancel_button_;
-
-  // The button that is currently default; may be NULL.
-  LabelButton* default_button_;
-
-  // Observe |focus_manager_| to update the default button with focus changes.
-  FocusManager* focus_manager_;
-
-  // The extra view shown in the row of buttons; may be NULL.
-  View* extra_view_;
-
-  // The footnote view shown below the buttons; may be NULL.
-  View* footnote_view_;
-
-  // True if we've notified the delegate the window is closing and the delegate
-  // allosed the close. In some situations it's possible to get two closes (see
-  // http://crbug.com/71940). This is used to avoid notifying the delegate
-  // twice, which can have bad consequences.
-  bool notified_delegate_;
-
-  DISALLOW_COPY_AND_ASSIGN(DialogClientView);
-};
-
-}  // namespace views
-
-#endif  // UI_VIEWS_WINDOW_DIALOG_CLIENT_VIEW_H_