Replace scoped_ptr with std::unique_ptr in //media/base.

media/base/audio_discard_helper_unittest.cc

 // Copyright 2014 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 "media/base/audio_discard_helper.h"
+
 #include <stddef.h>
 
-#include "base/memory/scoped_ptr.h"
+#include <memory>
+
 #include "media/base/audio_buffer.h"
 #include "media/base/audio_bus.h"
-#include "media/base/audio_discard_helper.h"
 #include "media/base/decoder_buffer.h"
 #include "media/base/test_helpers.h"
 #include "media/base/timestamp_constants.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace media {
 
 static const float kDataStep = 0.01f;
 static const size_t kSampleRate = 48000;
 
@@ skipping 14 matching lines @@
                          0.0f,
                          kDataStep,
                          frames,
                          kNoTimestamp());
 }
 
 static float ExtractDecodedData(const scoped_refptr<AudioBuffer>& buffer,
                                 int index) {
   // This is really inefficient, but we can't access the raw AudioBuffer if any
   // start trimming has been applied.
-  scoped_ptr<AudioBus> temp_bus = AudioBus::Create(buffer->channel_count(), 1);
+  std::unique_ptr<AudioBus> temp_bus =
+      AudioBus::Create(buffer->channel_count(), 1);
   buffer->ReadFrames(1, index, 0, temp_bus.get());
   return temp_bus->channel(0)[0];
 }
 
 TEST(AudioDiscardHelperTest, TimeDeltaToFrames) {
   AudioDiscardHelper discard_helper(kSampleRate, 0);
 
   EXPECT_EQ(0u, discard_helper.TimeDeltaToFrames(base::TimeDelta()));
   EXPECT_EQ(
       kSampleRate / 100,
@@ skipping 488 matching lines @@
   decoded_buffer = CreateDecodedBuffer(kTestFrames * 2);
   ASSERT_TRUE(discard_helper.ProcessBuffers(encoded_buffer, decoded_buffer));
   EXPECT_EQ(kTimestamp, decoded_buffer->timestamp());
   EXPECT_EQ(kDuration * 2 - kDuration / 2, decoded_buffer->duration());
   EXPECT_EQ(kTestFrames * 2 - kDecoderDelay, decoded_buffer->frame_count());
   ASSERT_FLOAT_EQ(kDecoderDelay * kDataStep,
                   ExtractDecodedData(decoded_buffer, 0));
 }
 
 }  // namespace media