Reuse more dialog code for new task manager.

chrome/browser/ui/views/new_task_manager_view.h

 // Copyright 2015 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 CHROME_BROWSER_UI_VIEWS_NEW_TASK_MANAGER_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_NEW_TASK_MANAGER_VIEW_H_
 
 #include <vector>
 
 #include "base/macros.h"
 #include "chrome/browser/ui/task_manager/task_manager_table_model.h"
 #include "ui/base/models/simple_menu_model.h"
 #include "ui/base/models/table_model.h"
 #include "ui/views/context_menu_controller.h"
-#include "ui/views/controls/button/label_button.h"
 #include "ui/views/controls/menu/menu_runner.h"
 #include "ui/views/controls/table/table_grouper.h"
 #include "ui/views/controls/table/table_view_observer.h"
 #include "ui/views/window/dialog_delegate.h"
 
 class Browser;
 
 namespace views {
-class LabelButton;
 class Link;
 class TableView;
 class View;
 }  // namespace views
 
 namespace task_management {
 
 class TaskManagerTableModel;
 
 // The new task manager UI container.
 class NewTaskManagerView
     : public TableViewDelegate,
-      public views::ButtonListener,
       public views::DialogDelegateView,
       public views::TableGrouper,
       public views::TableViewObserver,
       public views::ContextMenuController,
       public ui::SimpleMenuModel::Delegate {
  public:
   ~NewTaskManagerView() override;
 
   // Shows the Task Manager window, or re-activates an existing one.
   static task_management::TaskManagerTableModel* Show(Browser* browser);
 
   // Hides the Task Manager if it is showing.
   static void Hide();
 
   // task_management::TableViewDelegate:
   bool IsColumnVisible(int column_id) const override;
   void SetColumnVisibility(int column_id, bool new_visibility) override;
   bool IsTableSorted() const override;
   TableSortDescriptor GetSortDescriptor() const override;
   void ToggleSortOrder(int visible_column_index) override;
 
   // views::View:
-  void Layout() override;
   gfx::Size GetPreferredSize() const override;
   bool AcceleratorPressed(const ui::Accelerator& accelerator) override;
-  void ViewHierarchyChanged(
-      const ViewHierarchyChangedDetails& details) override;
-
-  // views::ButtonListener:
-  void ButtonPressed(views::Button* sender, const ui::Event& event) override;
 
   // views::DialogDelegateView:
   bool CanResize() const override;
   bool CanMaximize() const override;
   bool CanMinimize() const override;
   bool ExecuteWindowsCommand(int command_id) override;
   base::string16 GetWindowTitle() const override;
   std::string GetWindowName() const override;
+  bool Accept() override;
+  bool Close() override;
   int GetDialogButtons() const override;
+  base::string16 GetDialogButtonLabel(ui::DialogButton button) const override;
+  bool IsDialogButtonEnabled(ui::DialogButton button) const override;
   void WindowClosing() override;
   bool UseNewStyleForThisDialog() const override;
 
   // views::TableGrouper:
   void GetGroupRange(int model_index, views::GroupRange* range) override;
 
   // views::TableViewObserver:
   void OnSelectionChanged() override;
   void OnDoubleClick() override;
   void OnKeyDown(ui::KeyboardCode keycode) override;
@@ skipping 20 matching lines @@
   // Creates the child controls.
   void Init();
 
   // Initializes the state of the always-on-top setting as the window is shown.
   void InitAlwaysOnTopState();
 
   // Activates the tab associated with the focused row.
   void ActivateFocusedTab();
 
   // Restores saved "always on top" state from a previous session.
-  void RetriveSavedAlwaysOnTopState();
+  void RetrieveSavedAlwaysOnTopState();
 
   std::unique_ptr<TaskManagerTableModel> table_model_;
 
   std::unique_ptr<views::MenuRunner> menu_runner_;
 
   // We need to own the text of the menu, the Windows API does not copy it.
   base::string16 always_on_top_menu_text_;
 
-  views::LabelButton* kill_button_;
   views::TableView* tab_table_;
   views::View* tab_table_parent_;
 
   // all possible columns, not necessarily visible
   std::vector<ui::TableColumn> columns_;
 
   // True when the Task Manager window should be shown on top of other windows.
   bool is_always_on_top_;
 
   DISALLOW_COPY_AND_ASSIGN(NewTaskManagerView);
 };
 
 }  // namespace task_management
 
 #endif  // CHROME_BROWSER_UI_VIEWS_NEW_TASK_MANAGER_VIEW_H_