Add "Open with <ARC-app-name>" items to the context menu

ash/shell.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/shell.h"
 
 #include <algorithm>
 #include <string>
 #include <utility>
 
@@ skipping 622 matching lines @@
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // Shell, private:
 
 Shell::Shell(ShellDelegate* delegate, base::SequencedWorkerPool* blocking_pool)
     : target_root_window_(nullptr),
       scoped_target_root_window_(nullptr),
       delegate_(delegate),
       shelf_model_(new ShelfModel),
+      link_handler_model_factory_(nullptr),
       activation_client_(nullptr),
 #if defined(OS_CHROMEOS)
       display_configurator_(new ui::DisplayConfigurator()),
 #endif  // defined(OS_CHROMEOS)
       native_cursor_manager_(nullptr),
       simulate_modal_window_open_for_testing_(false),
       is_touch_hud_projection_enabled_(false),
       blocking_pool_(blocking_pool) {
   DCHECK(delegate_.get());
   DCHECK(aura::Env::GetInstanceDontCreate());
@@ skipping 579 matching lines @@
 
 void Shell::OnWindowActivated(
     aura::client::ActivationChangeObserver::ActivationReason reason,
     aura::Window* gained_active,
     aura::Window* lost_active) {
   if (gained_active)
     target_root_window_ = gained_active->GetRootWindow();
 }
 
 }  // namespace ash