Revert of [DevTools] Move SystemInfo domain to generated handler

content/browser/devtools/protocol/system_info_handler.h

 // Copyright 2014 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_PROTOCOL_SYSTEM_INFO_HANDLER_H_
 #define CONTENT_BROWSER_DEVTOOLS_PROTOCOL_SYSTEM_INFO_HANDLER_H_
 
 #include "content/browser/devtools/protocol/devtools_protocol_handler_impl.h"
 
 namespace content {
 namespace devtools {
 namespace system_info {
 
 class SystemInfoHandler {
  public:
   typedef DevToolsProtocolClient::Response Response;
 
   SystemInfoHandler();
   virtual ~SystemInfoHandler();
 
-  Response GetInfo(scoped_refptr<devtools::system_info::GPUInfo>* gpu,
-                   std::string* model_name,
-                   std::string* model_version);
+  Response GetInfo(scoped_refptr<SystemInfo>* info);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(SystemInfoHandler);
 };
 
 }  // namespace system_info
 }  // namespace devtools
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_DEVTOOLS_PROTOCOL_SYSTEM_INFO_HANDLER_H_