Move ChannelLayout into media namespace.

media/base/audio_bus_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 <limits>
 
 #include "base/stringprintf.h"
 #include "base/time.h"
 #include "media/audio/audio_parameters.h"
 #include "media/base/audio_bus.h"
 #include "media/base/channel_layout.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
+namespace media {
+
 static const int kChannels = 6;
 static const ChannelLayout kChannelLayout = CHANNEL_LAYOUT_5_1;
 // Use a buffer size which is intentionally not a multiple of kChannelAlignment.
 static const int kFrameCount = media::AudioBus::kChannelAlignment * 32 - 1;
 static const int kSampleRate = 48000;
 
-namespace media {
-
 class AudioBusTest : public testing::Test {
  public:
   AudioBusTest() {}
   ~AudioBusTest() {
     for (size_t i = 0; i < data_.size(); ++i)
       base::AlignedFree(data_[i]);
   }
 
   // Validate parameters returned by AudioBus v.s. the constructed parameters.
   void VerifyParams(AudioBus* bus) {
@@ skipping 296 matching lines @@
   {
     SCOPED_TRACE("int32");
     int32 test_array[arraysize(kTestVectorInt32)];
     bus->ToInterleaved(bus->frames(), sizeof(*kTestVectorInt32), test_array);
     ASSERT_EQ(memcmp(
         test_array, kTestVectorInt32, arraysize(kTestVectorInt32)), 0);
   }
 }
 
 }  // namespace media