Adding keyboard shortcut BROWSE+SHIFT+N to launch 'Connectivity diag.' extension.

ash/test/test_shell_delegate.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/test/test_shell_delegate.h"
 
 #include <limits>
 
 #include "ash/app_list/app_list_presenter_delegate.h"
 #include "ash/app_list/app_list_presenter_delegate_factory.h"
@@ skipping 37 matching lines @@
   // NewWindowDelegate:
   void NewTab() override {}
   void NewWindow(bool incognito) override {}
   void OpenFileManager() override {}
   void OpenCrosh() override {}
   void OpenGetHelp() override {}
   void RestoreTab() override {}
   void ShowKeyboardOverlay() override {}
   void ShowTaskManager() override {}
   void OpenFeedbackPage() override {}
+  void OpenNetworkDiag() override {}
 
   DISALLOW_COPY_AND_ASSIGN(NewWindowDelegateImpl);
 };
 
 class MediaDelegateImpl : public MediaDelegate {
  public:
   MediaDelegateImpl() : state_(MEDIA_CAPTURE_NONE) {}
   ~MediaDelegateImpl() override {}
 
   void set_media_capture_state(MediaCaptureState state) { state_ = state; }
@@ skipping 144 matching lines @@
 void TestShellDelegate::SetMediaCaptureState(MediaCaptureState state) {
 #if defined(OS_CHROMEOS)
   static_cast<MediaDelegateImpl*>(WmShell::Get()->media_delegate())
       ->set_media_capture_state(state);
   WmShell::Get()->system_tray_notifier()->NotifyMediaCaptureChanged();
 #endif
 }
 
 }  // namespace test
 }  // namespace ash