Remove browser support for non-PPAPI nexes

ppapi/native_client/src/trusted/plugin/service_runtime.h

 /* -*- c++ -*- */
 /*
  * 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.
  */
 
 // A class containing information regarding a socket connection to a
 // service runtime instance.
 
@@ skipping 171 matching lines @@
   Plugin* plugin() const { return plugin_; }
   void Shutdown();
 
   // exit_status is -1 when invalid; when we set it, we will ensure
   // that it is non-negative (the portion of the exit status from the
   // nexe that is transferred is the low 8 bits of the argument to the
   // exit syscall).
   int exit_status();  // const, but grabs mutex etc.
   void set_exit_status(int exit_status);
 
-  nacl::DescWrapper* async_receive_desc() { return async_receive_desc_.get(); }
-  nacl::DescWrapper* async_send_desc() { return async_send_desc_.get(); }
-
  private:
   NACL_DISALLOW_COPY_AND_ASSIGN(ServiceRuntime);
   bool InitCommunication(nacl::DescWrapper* shm, ErrorInfo* error_info);
 
   NaClSrpcChannel command_channel_;
   Plugin* plugin_;
   bool should_report_uma_;
-  BrowserInterface* browser_interface_;
   nacl::ReverseService* reverse_service_;
   nacl::scoped_ptr<nacl::SelLdrLauncher> subprocess_;
 
-  // We need two IMC sockets rather than one because IMC sockets are
-  // not full-duplex on Windows.
-  // See http://code.google.com/p/nativeclient/issues/detail?id=690.
-  // TODO(mseaborn): We should not have to work around this.
-  nacl::scoped_ptr<nacl::DescWrapper> async_receive_desc_;
-  nacl::scoped_ptr<nacl::DescWrapper> async_send_desc_;
-
   nacl::WeakRefAnchor* anchor_;
 
   PluginReverseInterface* rev_interface_;
 
   NaClMutex mu_;
   int exit_status_;
 };
 
 }  // namespace plugin
 
 #endif  // NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_SERVICE_RUNTIME_H_