Define DevTools content API

content/browser/debugger/devtools_frontend_message_handler.h

-// Copyright (c) 2011 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 CONTENT_BROWSER_DEBUGGER_DEVTOOLS_FRONTEND_MESSAGE_HANDLER_H_
-#define CONTENT_BROWSER_DEBUGGER_DEVTOOLS_FRONTEND_MESSAGE_HANDLER_H_
-#pragma once
-
-#include "base/basictypes.h"
-#include "content/public/browser/render_view_host_observer.h"
-
-class TabContents;
-
-namespace content {
-
-class DevToolsFrontendWindowDelegate;
-
-// This class handles messages from DevToolsClient and calls corresponding
-// methods on DevToolsFrontendWindowDelegate which is implemented by the
-// embedder. This allows us to avoid exposing DevTools client messages through
-// the content public API.
-class DevToolsFrontendMessageHandler : public RenderViewHostObserver {
- public:
-  DevToolsFrontendMessageHandler(TabContents* tab_contents,
-                                 DevToolsFrontendWindowDelegate* delegate);
-
- private:
-  virtual ~DevToolsFrontendMessageHandler();
-
-  // content::RenderViewHostObserver overrides.
-  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
-
-  void ForwardToDevToolsAgent(const IPC::Message& message);
-  void OnActivateWindow();
-  void OnCloseWindow();
-  void OnMoveWindow(int x, int y);
-  void OnRequestDockWindow();
-  void OnRequestUndockWindow();
-  void OnSaveAs(const std::string& file_name,
-                const std::string& content);
-
-  TabContents* tab_contents_;
-  DevToolsFrontendWindowDelegate* delegate_;
-  DISALLOW_COPY_AND_ASSIGN(DevToolsFrontendMessageHandler);
-};
-
-}  // namespace content
-
-#endif  // CONTENT_BROWSER_DEBUGGER_DEVTOOLS_FRONTEND_MESSAGE_HANDLER_H_