Revert of Replace scoped_ptr with unique_ptr in webrtc/common_audio/

webrtc/common_audio/resampler/push_sinc_resampler_unittest.cc

Index: webrtc/common_audio/resampler/push_sinc_resampler_unittest.cc
diff --git a/webrtc/common_audio/resampler/push_sinc_resampler_unittest.cc b/webrtc/common_audio/resampler/push_sinc_resampler_unittest.cc
index afb0963c3fd10f000d67dcec34e3648c46a43487..17e3dba1e23eb5c36a914fd1220a66996bdf59a4 100644
--- a/webrtc/common_audio/resampler/push_sinc_resampler_unittest.cc
+++ b/webrtc/common_audio/resampler/push_sinc_resampler_unittest.cc
@@ -10,10 +10,10 @@
 
 #include <cmath>
 #include <cstring>
-#include <memory>
 
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
+#include "webrtc/base/scoped_ptr.h"
 #include "webrtc/common_audio/include/audio_util.h"
 #include "webrtc/common_audio/resampler/push_sinc_resampler.h"
 #include "webrtc/common_audio/resampler/sinusoidal_linear_chirp_source.h"
@@ -71,10 +71,10 @@
   // Source for data to be resampled.
   ZeroSource resampler_source;
 
-  std::unique_ptr<float[]> resampled_destination(new float[output_samples]);
-  std::unique_ptr<float[]> source(new float[input_samples]);
-  std::unique_ptr<int16_t[]> source_int(new int16_t[input_samples]);
-  std::unique_ptr<int16_t[]> destination_int(new int16_t[output_samples]);
+  rtc::scoped_ptr<float[]> resampled_destination(new float[output_samples]);
+  rtc::scoped_ptr<float[]> source(new float[input_samples]);
+  rtc::scoped_ptr<int16_t[]> source_int(new int16_t[input_samples]);
+  rtc::scoped_ptr<int16_t[]> destination_int(new int16_t[output_samples]);
 
   resampler_source.Run(input_samples, source.get());
   for (size_t i = 0; i < input_samples; ++i) {
@@ -153,11 +153,11 @@
 
   // TODO(dalecurtis): If we switch to AVX/SSE optimization, we'll need to
   // allocate these on 32-byte boundaries and ensure they're sized % 32 bytes.
-  std::unique_ptr<float[]> resampled_destination(new float[output_samples]);
-  std::unique_ptr<float[]> pure_destination(new float[output_samples]);
-  std::unique_ptr<float[]> source(new float[input_samples]);
-  std::unique_ptr<int16_t[]> source_int(new int16_t[input_block_size]);
-  std::unique_ptr<int16_t[]> destination_int(new int16_t[output_block_size]);
+  rtc::scoped_ptr<float[]> resampled_destination(new float[output_samples]);
+  rtc::scoped_ptr<float[]> pure_destination(new float[output_samples]);
+  rtc::scoped_ptr<float[]> source(new float[input_samples]);
+  rtc::scoped_ptr<int16_t[]> source_int(new int16_t[input_block_size]);
+  rtc::scoped_ptr<int16_t[]> destination_int(new int16_t[output_block_size]);
 
   // The sinc resampler has an implicit delay of approximately half the kernel
   // size at the input sample rate. By moving to a push model, this delay