Fix crash in deprecated Socket API.

extensions/browser/api/socket/socket_api.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 EXTENSIONS_BROWSER_API_SOCKET_SOCKET_API_H_
 #define EXTENSIONS_BROWSER_API_SOCKET_SOCKET_API_H_
 
 #include <string>
 
 #include "base/gtest_prod_util.h"
@@ skipping 186 matching lines @@
   // SocketExtensionWithDnsLookupFunction:
   virtual void AfterDnsLookup(int lookup_result) OVERRIDE;
 
  private:
   void StartConnect();
   void OnConnect(int result);
 
   int socket_id_;
   std::string hostname_;
   int port_;
-  Socket* socket_;
 };
 
 class SocketDisconnectFunction : public SocketAsyncApiFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("socket.disconnect", SOCKET_DISCONNECT)
 
  protected:
   virtual ~SocketDisconnectFunction() {}
 
   // AsyncApiFunction:
@@ skipping 134 matching lines @@
   virtual void AfterDnsLookup(int lookup_result) OVERRIDE;
 
  private:
   void StartSendTo();
 
   int socket_id_;
   scoped_refptr<net::IOBuffer> io_buffer_;
   size_t io_buffer_size_;
   std::string hostname_;
   int port_;
-  Socket* socket_;
 };
 
 class SocketSetKeepAliveFunction : public SocketAsyncApiFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("socket.setKeepAlive", SOCKET_SETKEEPALIVE)
 
   SocketSetKeepAliveFunction();
 
  protected:
   virtual ~SocketSetKeepAliveFunction();
@@ skipping 160 matching lines @@
 
   scoped_ptr<core_api::socket::Secure::Params> params_;
   scoped_refptr<net::URLRequestContextGetter> url_request_getter_;
 
   DISALLOW_COPY_AND_ASSIGN(SocketSecureFunction);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_API_SOCKET_SOCKET_API_H_