Exempt status bubble windows from status bar darkening

ash/wm/property_util.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/wm/property_util.h"
 
 #include "ash/ash_export.h"
 #include "ash/screen_ash.h"
 #include "ash/wm/window_properties.h"
 #include "ash/wm/window_util.h"
@@ skipping 34 matching lines @@
 }
 
 void SetTrackedByWorkspace(aura::Window* window, bool value) {
   window->SetProperty(internal::kWindowTrackedByWorkspaceKey, value);
 }
 
 bool GetTrackedByWorkspace(aura::Window* window) {
   return window->GetProperty(internal::kWindowTrackedByWorkspaceKey);
 }
 
+void SetIgnoredByShelf(aura::Window* window, bool value) {
+  window->SetProperty(internal::kIgnoredByShelfKey, value);
+}
+
+bool GetIgnoredByShelf(aura::Window* window) {
+  return window->GetProperty(internal::kIgnoredByShelfKey);
+}
+
 void SetPersistsAcrossAllWorkspaces(
     aura::Window* window,
     WindowPersistsAcrossAllWorkspacesType type) {
   window->SetProperty(
       internal::kWindowPersistsAcrossAllWorkspacesKey, type);
 }
 
 bool GetPersistsAcrossAllWorkspaces(aura::Window* window) {
   switch (window->GetProperty(
       internal::kWindowPersistsAcrossAllWorkspacesKey)) {
@@ skipping 16 matching lines @@
   return root_window ?
       root_window->GetProperty(internal::kRootWindowControllerKey) : NULL;
 }
 
 void SetRootWindowController(aura::RootWindow* root_window,
                              internal::RootWindowController* controller) {
   root_window->SetProperty(internal::kRootWindowControllerKey, controller);
 }
 
 }  // namespace ash