mash: Replace int ShelfIDs with AppLaunchID strings.

chrome/browser/ui/views/task_manager_view.cc

 // 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.
 
 #include "chrome/browser/ui/views/task_manager_view.h"
 
 #include <stddef.h>
 
 #include "build/build_config.h"
 #include "chrome/browser/browser_process.h"
@@ skipping 85 matching lines @@
             browser->profile()->GetPath()),
         views::HWNDForWidget(g_task_manager_view->GetWidget()));
   }
 #endif
 
   g_task_manager_view->SelectTaskOfActiveTab(browser);
   g_task_manager_view->GetWidget()->Show();
 
 #if defined(USE_ASH)
   aura::Window* window = g_task_manager_view->GetWidget()->GetNativeWindow();
+  // An app id for task manager windows, also used to identify the shelf item.
+  static constexpr char kTaskManagerId[] = "TaskManagerId";
+  window->SetProperty(ash::kShelfIDKey, new ash::ShelfID(kTaskManagerId));
   window->SetProperty<int>(ash::kShelfItemTypeKey, ash::TYPE_DIALOG);
   ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
   gfx::ImageSkia* icon = rb.GetImageSkiaNamed(IDR_ASH_SHELF_ICON_TASK_MANAGER);
   // The new gfx::ImageSkia instance is owned by the window itself.
   window->SetProperty(aura::client::kWindowIconKey, new gfx::ImageSkia(*icon));
 #endif
   return g_task_manager_view->table_model_.get();
 }
 
 // static
@@ skipping 249 matching lines @@
   if (!g_browser_process->local_state())
     return;
 
   const base::DictionaryValue* dictionary =
       g_browser_process->local_state()->GetDictionary(GetWindowName());
   if (dictionary)
     dictionary->GetBoolean("always_on_top", &is_always_on_top_);
 }
 
 }  // namespace task_manager