Create and show the virtual keyboard.

ash/shell/shell_delegate_impl.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/shell_delegate_impl.h"
 
 #include <limits>
 
 #include "ash/caps_lock_delegate_stub.h"
 #include "ash/host/root_window_host_factory.h"
@@ skipping 105 matching lines @@
 void ShellDelegateImpl::RestoreTab() {
 }
 
 bool ShellDelegateImpl::RotatePaneFocus(Shell::Direction direction) {
   return true;
 }
 
 void ShellDelegateImpl::ShowKeyboardOverlay() {
 }
 
+keyboard::KeyboardControllerProxy*
+    ShellDelegateImpl::CreateKeyboardControllerProxy() {
+  return NULL;
+}
+
 void ShellDelegateImpl::ShowTaskManager() {
 }
 
 content::BrowserContext* ShellDelegateImpl::GetCurrentBrowserContext() {
   return Shell::GetInstance()->browser_context();
 }
 
 void ShellDelegateImpl::ToggleSpokenFeedback(
     AccessibilityNotificationVisibility notify) {
   spoken_feedback_enabled_ = !spoken_feedback_enabled_;
@@ skipping 94 matching lines @@
 RootWindowHostFactory* ShellDelegateImpl::CreateRootWindowHostFactory() {
   return RootWindowHostFactory::Create();
 }
 
 string16 ShellDelegateImpl::GetProductName() const {
   return string16();
 }
 
 }  // namespace shell
 }  // namespace ash