PNaCl: Use Chrome IPC to talk to the linker process, instead of SRPC

components/nacl/renderer/plugin/temporary_file.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 "components/nacl/renderer/plugin/temporary_file.h"
 
 #include "base/logging.h"
 #include "build/build_config.h"
 #include "components/nacl/renderer/plugin/plugin.h"
 #include "components/nacl/renderer/plugin/utility.h"
@@ skipping 44 matching lines @@
 
 bool TempFile::Reset() {
   // Use the read_wrapper_ to reset the file pos.  The write_wrapper_ is also
   // backed by the same file, so it should also reset.
   CHECK(read_wrapper_);
   nacl_off64_t newpos = read_wrapper_->Seek(0, SEEK_SET);
   return newpos == 0;
 }
 
 PP_FileHandle TempFile::TakeFileHandle() {
+  DCHECK(file_handle_.IsValid());
   return file_handle_.TakePlatformFile();
 }
 
+PP_FileHandle TempFile::GetFileHandle() {
+  DCHECK(file_handle_.IsValid());
+  return file_handle_.GetPlatformFile();
+}
+
 }  // namespace plugin