Initial stubs for App Launcher on Linux Aura.

chrome/browser/ui/app_list/app_list_service_linux.h

+// Copyright 2013 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_APP_LIST_APP_LIST_SERVICE_LINUX_H_
+#define CHROME_BROWSER_UI_APP_LIST_APP_LIST_SERVICE_LINUX_H_
+
+#include "chrome/browser/ui/app_list/app_list_service_impl.h"
+
+template <typename T> struct DefaultSingletonTraits;
+
+// AppListServiceLinux manages global resources needed for the app list to
+// operate, and controls when the app list is opened and closed.

[koz (OOO until 15th September), 2013/09/26 04:42:34]

It would be more accurate to say that it opens and closes the app list at the
request of its clients, ie: it doesn't control when the app list is opened.

+class AppListServiceLinux : public AppListServiceImpl {
+ public:
+  virtual ~AppListServiceLinux();
+
+  static AppListServiceLinux* GetInstance();
+
+  // AppListService overrides:
+  virtual void Init(Profile* initial_profile) OVERRIDE;
+  virtual void CreateForProfile(Profile* requested_profile) OVERRIDE;
+  virtual void ShowForProfile(Profile* requested_profile) OVERRIDE;
+  virtual void DismissAppList() OVERRIDE;
+  virtual bool IsAppListVisible() const OVERRIDE;
+  virtual gfx::NativeWindow GetAppListWindow() OVERRIDE;
+  virtual AppListControllerDelegate* CreateControllerDelegate() OVERRIDE;
+
+  // AppListServiceImpl overrides:
+  virtual void CreateShortcut() OVERRIDE;
+
+ private:
+  friend struct DefaultSingletonTraits<AppListServiceLinux>;
+
+  AppListServiceLinux();
+
+  DISALLOW_COPY_AND_ASSIGN(AppListServiceLinux);
+};
+
+#endif  // CHROME_BROWSER_UI_APP_LIST_APP_LIST_SERVICE_LINUX_H_