NaCl cleanup: Remove SrpcParams and SrpcClient, which are unused now

components/nacl/renderer/plugin/srpc_params.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.
-
-// Parameter types for SRPC Invocation.
-
-#ifndef COMPONENTS_NACL_RENDERER_PLUGIN_SRPC_PARAMS_H
-#define COMPONENTS_NACL_RENDERER_PLUGIN_SRPC_PARAMS_H
-
-#include "base/macros.h"
-#include "native_client/src/include/nacl_macros.h"
-#include "native_client/src/include/portability_string.h"
-#include "native_client/src/shared/srpc/nacl_srpc.h"
-
-namespace plugin {
-
-// A utility class that builds and deletes parameter vectors used in rpcs.
-class SrpcParams {
- public:
-  SrpcParams() {
-    memset(ins_, 0, sizeof(ins_));
-    memset(outs_, 0, sizeof(outs_));
-  }
-
-  ~SrpcParams() {
-    FreeAll();
-  }
-
-  bool Init(const char* in_types, const char* out_types);
-
-  NaClSrpcArg** ins() const { return const_cast<NaClSrpcArg**>(ins_); }
-  NaClSrpcArg** outs() const { return const_cast<NaClSrpcArg**>(outs_); }
-
- private:
-  NACL_DISALLOW_COPY_AND_ASSIGN(SrpcParams);
-  void FreeAll();
-  // The ins_ and outs_ arrays contain one more element, to hold a NULL pointer
-  // to indicate the end of the list.
-  NaClSrpcArg* ins_[NACL_SRPC_MAX_ARGS + 1];
-  NaClSrpcArg* outs_[NACL_SRPC_MAX_ARGS + 1];
-};
-
-}  // namespace plugin
-
-#endif  // COMPONENTS_NACL_RENDERER_PLUGIN_SRPC_PARAMS_H