Handle audio device changes on Windows.

media/audio/audio_parameters_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/basictypes.h"
 #include "base/string_number_conversions.h"
 #include "media/audio/audio_parameters.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace media {
@@ skipping 136 matching lines @@
     AudioParameters(AudioParameters::AUDIO_PCM_LOW_LATENCY,
                     CHANNEL_LAYOUT_STEREO, 2000,  8, 100),
     AudioParameters(AudioParameters::AUDIO_PCM_LOW_LATENCY,
                     CHANNEL_LAYOUT_STEREO, 2000,  8, 200),
     AudioParameters(AudioParameters::AUDIO_PCM_LOW_LATENCY,
                     CHANNEL_LAYOUT_STEREO, 2000, 16, 100),
     AudioParameters(AudioParameters::AUDIO_PCM_LOW_LATENCY,
                     CHANNEL_LAYOUT_STEREO, 2000, 16, 200),
   };
 
-  AudioParameters::Compare target;
   for (size_t i = 0; i < arraysize(values); ++i) {
     for (size_t j = 0; j < arraysize(values); ++j) {
       SCOPED_TRACE("i=" + base::IntToString(i) + " j=" + base::IntToString(j));
-      EXPECT_EQ(i < j, target(values[i], values[j]));
+      EXPECT_EQ(i < j, values[i] < values[j]);
     }
 
     // Verify that a value is never less than itself.
-    EXPECT_FALSE(target(values[i], values[i]));
+    EXPECT_FALSE(values[i] < values[i]);
   }
 }
 
 }  // namespace media