Add CanMinimize to classes that implement WidgetDelegate::CanMaximize.

ash/shell/window_type_launcher.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 "ash/shell/window_type_launcher.h"
 
 #include "ash/root_window_controller.h"
 #include "ash/screensaver/screensaver_view.h"
 #include "ash/session/session_state_delegate.h"
 #include "ash/shelf/shelf_widget.h"
@@ skipping 281 matching lines @@
 }
 
 base::string16 WindowTypeLauncher::GetWindowTitle() const {
   return base::ASCIIToUTF16("Examples: Window Builder");
 }
 
 bool WindowTypeLauncher::CanMaximize() const {
   return true;
 }
 
+bool WindowTypeLauncher::CanMinimize() const {
+  return true;
+}
+
 void WindowTypeLauncher::ButtonPressed(views::Button* sender,
                                        const ui::Event& event) {
   if (sender == create_button_) {
     ToplevelWindow::CreateParams params;
     params.can_resize = true;
     params.can_maximize = true;
     ToplevelWindow::CreateToplevelWindow(params);
   } else if (sender == panel_button_) {
     PanelWindow::CreatePanelWindow(gfx::Rect());
   } else if (sender == create_nonresizable_button_) {
@@ skipping 80 matching lines @@
                               NULL,
                               gfx::Rect(point, gfx::Size()),
                               views::MENU_ANCHOR_TOPLEFT,
                               source_type) == MenuRunner::MENU_DELETED) {
     return;
   }
 }
 
 }  // namespace shell
 }  // namespace ash