Refactor Nacl to remove assumptions about SharedMemoryHandle.

components/nacl/loader/nacl_ipc_adapter.cc

 // Copyright 2013 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/loader/nacl_ipc_adapter.h"
 
 #include <limits.h>
 #include <string.h>
 
 #include "base/basictypes.h"
@@ skipping 533 matching lines @@
          ++iter) {
       scoped_ptr<NaClDescWrapper> nacl_desc;
       switch (iter->type()) {
         case ppapi::proxy::SerializedHandle::SHARED_MEMORY: {
           const base::SharedMemoryHandle& shm_handle = iter->shmem();
           uint32_t size = iter->size();
           nacl_desc.reset(new NaClDescWrapper(NaClDescImcShmMake(
 #if defined(OS_WIN)
               shm_handle,
 #else
-              shm_handle.fd,
+              base::SharedMemory::GetFdFromSharedMemoryHandle(shm_handle),
 #endif
               static_cast<size_t>(size))));
           break;
         }
         case ppapi::proxy::SerializedHandle::SOCKET: {
           nacl_desc.reset(new NaClDescWrapper(NaClDescSyncSocketMake(
 #if defined(OS_WIN)
               iter->descriptor()
 #else
               iter->descriptor().fd
@@ skipping 265 matching lines @@
   header.flags = msg.flags();
   header.num_fds = static_cast<uint16>(rewritten_msg->desc_count());
 
   rewritten_msg->SetData(header, msg.payload(), msg.payload_size());
   locked_data_.to_be_received_.push(rewritten_msg);
 }
 
 int TranslatePepperFileReadWriteOpenFlagsForTesting(int32_t pp_open_flags) {
   return TranslatePepperFileReadWriteOpenFlags(pp_open_flags);
 }