SyncSocket Transit Descriptor - refactoring

content/renderer/media/audio_message_filter_unittest.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 "base/message_loop/message_loop.h"
 #include "content/common/media/audio_messages.h"
 #include "content/renderer/media/audio_message_filter.h"
 #include "media/audio/audio_output_ipc.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ skipping 68 matching lines @@
 
   MockAudioDelegate delegate;
   const scoped_ptr<media::AudioOutputIPC> ipc =
       filter->CreateAudioOutputIPC(kRenderViewId, kRenderFrameId);
   static const int kSessionId = 0;
   ipc->CreateStream(&delegate, media::AudioParameters(), kSessionId);
   static const int kStreamId = 1;
   EXPECT_EQ(&delegate, filter->delegates_.Lookup(kStreamId));
 
   // AudioMsg_NotifyStreamCreated
-#if defined(OS_WIN)
-  base::SyncSocket::Handle socket_handle;
-#else
-  base::FileDescriptor socket_handle;
-#endif
+  base::SyncSocket::TransitDescriptor socket_descriptor;
   const uint32 kLength = 1024;
   EXPECT_FALSE(delegate.created_received());
-  filter->OnMessageReceived(
-      AudioMsg_NotifyStreamCreated(
-          kStreamId, base::SharedMemory::NULLHandle(),
-          socket_handle, kLength));
+  filter->OnMessageReceived(AudioMsg_NotifyStreamCreated(
+      kStreamId, base::SharedMemory::NULLHandle(), socket_descriptor, kLength));
   EXPECT_TRUE(delegate.created_received());
   EXPECT_FALSE(base::SharedMemory::IsHandleValid(delegate.handle()));
   EXPECT_EQ(kLength, delegate.length());
   delegate.Reset();
 
   // AudioMsg_NotifyStreamStateChanged
   EXPECT_FALSE(delegate.state_changed_received());
   filter->OnMessageReceived(
       AudioMsg_NotifyStreamStateChanged(
           kStreamId, media::AudioOutputIPCDelegate::kPlaying));
@@ skipping 51 matching lines @@
 
   ipc1->CloseStream();
   ipc2->CloseStream();
   EXPECT_EQ(static_cast<media::AudioOutputIPCDelegate*>(NULL),
             filter->delegates_.Lookup(kStreamId1));
   EXPECT_EQ(static_cast<media::AudioOutputIPCDelegate*>(NULL),
             filter->delegates_.Lookup(kStreamId2));
 }
 
 }  // namespace content