[DevTools] Inline IPCDevToolsAgentHost into subclasses.

content/browser/devtools/devtools_agent_host_impl.h

 // 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.
 
 #ifndef CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_AGENT_HOST_IMPL_H_
 #define CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_AGENT_HOST_IMPL_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
 #include "content/common/content_export.h"
+#include "content/common/devtools_messages.h"
 #include "content/public/browser/devtools_agent_host.h"
 
 namespace IPC {
 class Message;
 }
 
 namespace content {
 
 class BrowserContext;
 class DevToolsProtocolHandler;
 
 // Describes interface for managing devtools agents from the browser process.
 class CONTENT_EXPORT DevToolsAgentHostImpl : public DevToolsAgentHost {
  public:
   // Informs the hosted agent that a client host has attached.
   virtual void Attach() = 0;
 
   // Informs the hosted agent that a client host has detached.
   virtual void Detach() = 0;
 
-  // Sends a message to the agent.
-  bool DispatchProtocolMessage(const std::string& message) override;
-
   // Opens the inspector for this host.
   void Inspect(BrowserContext* browser_context);
 
   // DevToolsAgentHost implementation.
   void AttachClient(DevToolsAgentHostClient* client) override;
   void DetachClient() override;
   bool IsAttached() override;
   void InspectElement(int x, int y) override;
   std::string GetId() override;
   BrowserContext* GetBrowserContext() override;
   WebContents* GetWebContents() override;
   void DisconnectWebContents() override;
   void ConnectWebContents(WebContents* wc) override;
+  bool DispatchProtocolMessage(const std::string& message) override;
 
  protected:
   DevToolsAgentHostImpl();
   ~DevToolsAgentHostImpl() override;
 
   scoped_ptr<DevToolsProtocolHandler> protocol_handler_;
+  std::string state_cookie_;
 
   void set_handle_all_protocol_commands() { handle_all_commands_ = true; }
   void HostClosed();
   void SendMessageToClient(const std::string& message);
+  void ProcessChunkedMessageFromAgent(const DevToolsMessageChunk& chunk);
   static void NotifyCallbacks(DevToolsAgentHostImpl* agent_host, bool attached);
 
  private:
   friend class DevToolsAgentHost; // for static methods
 
   const std::string id_;
   DevToolsAgentHostClient* client_;
   bool handle_all_commands_;
+  std::string message_buffer_;
+  uint32 message_buffer_size_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_AGENT_HOST_IMPL_H_