Use mojo app list interfaces for mash and classic ash.

ash/shell/content/client/shell_browser_main_parts.h

 // 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.
 
 #ifndef ASH_SHELL_CONTENT_CLIENT_EXAMPLES_BROWSER_MAIN_PARTS_H_
 #define ASH_SHELL_CONTENT_CLIENT_EXAMPLES_BROWSER_MAIN_PARTS_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 12 matching lines @@
 class ViewsDelegate;
 }
 
 namespace wm {
 class WMState;
 }
 
 namespace ash {
 namespace shell {
 
+class ExampleAppListPresenter;
 class ShellDelegateImpl;
 class WindowWatcher;
 
 class ShellBrowserMainParts : public content::BrowserMainParts {
  public:
   explicit ShellBrowserMainParts(const content::MainFunctionParams& parameters);
   ~ShellBrowserMainParts() override;
 
   // Overridden from content::BrowserMainParts:
   void PreMainMessageLoopStart() override;
   void PostMainMessageLoopStart() override;
   void ToolkitInitialized() override;
   void PreMainMessageLoopRun() override;
   bool MainMessageLoopRun(int* result_code) override;
   void PostMainMessageLoopRun() override;
 
   content::ShellBrowserContext* browser_context() {
     return browser_context_.get();
   }
 
  private:
   std::unique_ptr<net::NetLog> net_log_;
   std::unique_ptr<content::ShellBrowserContext> browser_context_;
   std::unique_ptr<views::ViewsDelegate> views_delegate_;
   std::unique_ptr<ash::shell::WindowWatcher> window_watcher_;
   ShellDelegateImpl* delegate_;  // owned by Shell
   std::unique_ptr<wm::WMState> wm_state_;
+  std::unique_ptr<ExampleAppListPresenter> example_app_list_presenter_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellBrowserMainParts);
 };
 
 }  // namespace shell
 }  // namespace ash
 
 #endif  // ASH_SHELL_CONTENT_CLIENT_EXAMPLES_BROWSER_MAIN_PARTS_H_