[HTerm-Crosh] Add key shortcut for opening Crosh on ChromeOS Aura.

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 <algorithm>
 
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
@@ skipping 34 matching lines @@
   // We just use the Shell's default container of windows, so tests can be
   // written with the usual CreateTestWindowWithId() calls. But window cycling
   // expects the topmost window at the front of the list, so reverse the order.
   aura::Window* default_container = Shell::GetInstance()->GetContainer(
       internal::kShellWindowId_DefaultContainer);
   std::vector<aura::Window*> windows = default_container->children();
   std::reverse(windows.begin(), windows.end());
   return windows;
 }
 
+void TestShellDelegate::OpenNewTab(NewTabContentType type) {
+}
+
 void TestShellDelegate::CreateNewWindow() {
 }
 
 void TestShellDelegate::LauncherItemClicked(const LauncherItem& item) {
 }
 
 int TestShellDelegate::GetBrowserShortcutResourceId() {
   return IDR_AURA_LAUNCHER_BROWSER_SHORTCUT;
 }
 
 string16 TestShellDelegate::GetLauncherItemTitle(const LauncherItem& item) {
   return string16();
 }
 
 }  // namespace test
 }  // namespace ash