Create and show the virtual keyboard.

chrome/browser/ui/ash/ash_keyboard_controller_proxy.h

+// Copyright (c) 2013 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 CHROME_BROWSER_UI_ASH_ASH_KEYBOARD_CONTROLLER_PROXY_H_
+#define CHROME_BROWSER_UI_ASH_ASH_KEYBOARD_CONTROLLER_PROXY_H_
+
+#include "base/basictypes.h"
+#include "base/memory/scoped_ptr.h"
+#include "chrome/browser/extensions/extension_function_dispatcher.h"
+#include "content/public/browser/web_contents_observer.h"
+#include "ui/keyboard/keyboard_controller_proxy.h"
+
+class ExtensionFunctionDispatcher;
+
+namespace content {
+class WebContents;
+}
+
+namespace extensions {
+class WindowController;
+}
+
+class AshKeyboardControllerProxy
+  : public keyboard::KeyboardControllerProxy,

[sadrul, 2013/04/04 22:08:25]

2 more indent. (it looks like some code does use 2-space indent in this
scenario, but I think a majority of the code uses 4-space indent)

[bryeung, 2013/04/05 12:29:38]

Okay.  Done.

+    public content::WebContentsObserver,
+    public ExtensionFunctionDispatcher::Delegate {
+ public:
+  AshKeyboardControllerProxy();
+  virtual ~AshKeyboardControllerProxy();
+
+  // keyboard::KeyboardControllerProxy overrides
+  virtual aura::Window* GetKeyboardWindow() OVERRIDE;
+
+  // ExtensionFunctionDispatcher::Delegate overrides
+  virtual extensions::WindowController* GetExtensionWindowController() const
+      OVERRIDE;
+  virtual content::WebContents* GetAssociatedWebContents() const OVERRIDE;
+
+ private:
+  // content::WebContentsObserver overrides
+  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;

[sadrul, 2013/04/04 22:08:25]

overrides after non-overrides

[bryeung, 2013/04/05 12:29:38]

Done.

+
+  void OnRequest(const ExtensionHostMsg_Request_Params& params);
+
+  scoped_ptr<ExtensionFunctionDispatcher> extension_function_dispatcher_;
+  scoped_ptr<content::WebContents> web_contents_;
+
+  DISALLOW_COPY_AND_ASSIGN(AshKeyboardControllerProxy);
+};
+
+#endif  // CHROME_BROWSER_UI_ASH_ASH_KEYBOARD_CONTROLLER_PROXY_H_