Remove PlatformFile from components/nacl

components/nacl/renderer/pnacl_translation_resource_host.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 "pnacl_translation_resource_host.h"
 
 #include "components/nacl/common/nacl_host_messages.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/shared_impl/ppapi_globals.h"
 
@@ skipping 111 matching lines @@
   DCHECK(pending_cache_requests_.count(instance) == 0);
   channel_->Send(new NaClHostMsg_ReportTranslationFinished(instance,
                                                            PP_ToBool(success)));
 }
 
 void PnaclTranslationResourceHost::OnNexeTempFileReply(
     PP_Instance instance,
     bool is_hit,
     IPC::PlatformFileForTransit file) {
   DCHECK(io_message_loop_->BelongsToCurrentThread());
+  base::File base_file = IPC::PlatformFileForTransitToFile(file);
   CacheRequestInfoMap::iterator it = pending_cache_requests_.find(instance);
   int32_t status = PP_ERROR_FAILED;
   // Handle the expected successful case first.
-  if (it != pending_cache_requests_.end() &&
-      !(file == IPC::InvalidPlatformFileForTransit()) &&
+  if (it != pending_cache_requests_.end() && base_file.IsValid() &&
       TrackedCallback::IsPending(it->second.callback)) {
     *it->second.is_hit = PP_FromBool(is_hit);
-    *it->second.file_handle = IPC::PlatformFileForTransitToPlatformFile(file);
+    *it->second.file_handle = base_file.TakePlatformFile();
     status = PP_OK;
   }
   if (it == pending_cache_requests_.end()) {
     DLOG(ERROR) << "Could not find pending request for reply";
   } else {
     PpapiGlobals::Get()->GetMainThreadMessageLoop()->PostTask(
         FROM_HERE,
         base::Bind(&TrackedCallback::Run, it->second.callback, status));
     pending_cache_requests_.erase(it);
   }
-  if (file == IPC::InvalidPlatformFileForTransit()) {
+  if (!base_file.IsValid()) {
     DLOG(ERROR) << "Got invalid platformfilefortransit";
-  } else if (status != PP_OK) {
-    base::ClosePlatformFile(IPC::PlatformFileForTransitToPlatformFile(file));
   }
 }
 
 void PnaclTranslationResourceHost::CleanupCacheRequests() {
   DCHECK(io_message_loop_->BelongsToCurrentThread());
   for (CacheRequestInfoMap::iterator it = pending_cache_requests_.begin();
        it != pending_cache_requests_.end();
        ++it) {
     it->second.callback->PostAbort();
   }
   pending_cache_requests_.clear();
 }