Remove Chrome Frame code and resources.

chrome_frame/turndown_prompt/turndown_prompt_content.h

-// Copyright 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_FRAME_TURNDOWN_PROMPT_TURNDOWN_PROMPT_CONTENT_H_
-#define CHROME_FRAME_TURNDOWN_PROMPT_TURNDOWN_PROMPT_CONTENT_H_
-
-#include "base/basictypes.h"
-#include "base/callback.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/memory/weak_ptr.h"
-#include "chrome_frame/infobars/infobar_content.h"
-
-class TurndownPromptWindow;
-class UrlLauncher;
-
-// Encapsulates the turndown prompt inviting users to learn about the turndown
-// of Chrome Frame.
-class TurndownPromptContent : public InfobarContent {
- public:
-  // Takes ownership of the UrlLauncher instance, which will be freed upon
-  // destruction of the TurndownPromptContent.
-  TurndownPromptContent(UrlLauncher* url_launcher,
-                        const base::Closure& uninstall_closure);
-  virtual ~TurndownPromptContent();
-
-  // InfobarContent implementation
-  virtual bool InstallInFrame(Frame* frame);
-  virtual void SetDimensions(const RECT& dimensions);
-  virtual size_t GetDesiredSize(size_t width, size_t height);
-
- private:
-  base::WeakPtr<TurndownPromptWindow> window_;
-  scoped_ptr<UrlLauncher> url_launcher_;
-  base::Closure uninstall_closure_;
-
-  DISALLOW_COPY_AND_ASSIGN(TurndownPromptContent);
-};  // class TurndownPromptContent
-
-#endif  // CHROME_FRAME_TURNDOWN_PROMPT_TURNDOWN_PROMPT_CONTENT_H_