Implement support for a cancelable SyncSocket.

media/audio/win/audio_low_latency_output_win_unittest.cc

 // Copyright (c) 2011 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 <windows.h>
 #include <mmsystem.h>
 
 #include "base/basictypes.h"
 #include "base/environment.h"
 #include "base/file_util.h"
@@ skipping 450 matching lines @@
 
   MockAudioSourceCallback source;
 
   // Create default WASAPI output stream which plays out in *mono* using
   // the shared mixing rate. The default buffer size is 10ms.
   AudioOutputStreamWrapper aosw(audio_manager);
   AudioOutputStream* aos = aosw.Create(CHANNEL_LAYOUT_MONO);
   bool opened;
   EXPECT_TRUE(opened = aos->Open());
   if (!opened) {
-    delete aos;
+    aos->Close();
     return;
   }
   // Derive the expected size in bytes of each packet.
   uint32 bytes_per_packet = aosw.channels() * aosw.samples_per_packet() *
                            (aosw.bits_per_sample() / 8);
 
   // Set up expected minimum delay estimation.
   AudioBuffersState state(0, bytes_per_packet);
 
   EXPECT_CALL(source, OnMoreData(aos, NotNull(), bytes_per_packet,
@@ skipping 50 matching lines @@
 
   aos->Start(&file_source);
   base::PlatformThread::Sleep(file_duration_ms);
   aos->Stop();
 
   LOG(INFO) << ">> File playout has stopped.";
   aos->Close();
 }
 
 }  // namespace media