[DevTools] Move IO and Tracing to new generator.

content/browser/devtools/devtools_agent_host_impl.cc

 // 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.
 
 #include "content/browser/devtools/devtools_agent_host_impl.h"
 
 #include <map>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 161 matching lines @@
 
 bool DevToolsAgentHostImpl::DispatchProtocolMessage(
     DevToolsAgentHostClient* client,
     const std::string& message) {
   if (!client_ || client_ != client)
     return false;
   return DispatchProtocolMessage(message);
 }
 
 void DevToolsAgentHostImpl::InnerDetach() {
+  session_->ResetDispatcher();
   Detach();
   io_context_.DiscardAllStreams();
   session_.reset();
   NotifyDetached();
 }
 
 bool DevToolsAgentHostImpl::IsAttached() {
   return !!client_;
 }
 
@@ skipping 217 matching lines @@
     if (message_buffer_.size() != message_buffer_size_)
       return false;
     callback_.Run(chunk.session_id, message_buffer_);
     message_buffer_ = std::string();
     message_buffer_size_ = 0;
   }
   return true;
 }
 
 }  // namespace content