Added wm::IsWindowUserPositionable(...) method in window_util.h.

ash/root_window_controller.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/root_window_controller.h"
 
 #include <queue>
 #include <vector>
 
 #include "ash/ash_constants.h"
@@ skipping 595 matching lines @@
     // window is open. We only use the active window when in a switchable
     // container as the launcher should not exit fullscreen mode.
     topmost_window = active_window;
   } else {
     // Otherwise, use the topmost window on the root window's default container
     // when there is no active window on this root window.
     const aura::Window::Windows& windows =
         GetContainer(kShellWindowId_DefaultContainer)->children();
     for (aura::Window::Windows::const_reverse_iterator iter = windows.rbegin();
          iter != windows.rend(); ++iter) {
-      if (((*iter)->type() == ui::wm::WINDOW_TYPE_NORMAL ||
-           (*iter)->type() == ui::wm::WINDOW_TYPE_PANEL) &&
+      if (wm::IsWindowUserPositionable(*iter) &&
           (*iter)->layer()->GetTargetVisibility()) {
         topmost_window = *iter;
         break;
       }
     }
   }
   while (topmost_window) {
     if (wm::GetWindowState(topmost_window)->IsFullscreen())
       return topmost_window;
     topmost_window = ::wm::GetTransientParent(topmost_window);
@@ skipping 432 matching lines @@
   else
     DisableTouchHudProjection();
 }
 
 RootWindowController* GetRootWindowController(
     const aura::Window* root_window) {
   return root_window ? GetRootWindowSettings(root_window)->controller : NULL;
 }
 
 }  // namespace ash