Chrome Frame turndown prompt.

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_