Revert of Replace the remaining scoped_ptr with unique_ptr in webrtc/modules/

webrtc/modules/rtp_rtcp/test/testFec/test_packet_masks_metrics.cc

Index: webrtc/modules/rtp_rtcp/test/testFec/test_packet_masks_metrics.cc
diff --git a/webrtc/modules/rtp_rtcp/test/testFec/test_packet_masks_metrics.cc b/webrtc/modules/rtp_rtcp/test/testFec/test_packet_masks_metrics.cc
index b7c4ef5506b1a11f67e573cfae7d8cacd3edec9a..466214c740e229d17a8a50d57803c463d47d8033 100644
--- a/webrtc/modules/rtp_rtcp/test/testFec/test_packet_masks_metrics.cc
+++ b/webrtc/modules/rtp_rtcp/test/testFec/test_packet_masks_metrics.cc
@@ -45,9 +45,8 @@
 
 #include <math.h>
 
-#include <memory>
-
 #include "testing/gtest/include/gtest/gtest.h"
+#include "webrtc/base/scoped_ptr.h"
 #include "webrtc/modules/rtp_rtcp/source/forward_error_correction_internal.h"
 #include "webrtc/modules/rtp_rtcp/test/testFec/average_residual_loss_xor_codes.h"
 #include "webrtc/test/testsupport/fileutils.h"
@@ -192,7 +191,7 @@
   int RecoveredMediaPackets(int num_media_packets,
                             int num_fec_packets,
                             uint8_t* state) {
-    std::unique_ptr<uint8_t[]> state_tmp(
+    rtc::scoped_ptr<uint8_t[]> state_tmp(
         new uint8_t[num_media_packets + num_fec_packets]);
     memcpy(state_tmp.get(), state, num_media_packets + num_fec_packets);
     int num_recovered_packets = 0;
@@ -386,7 +385,7 @@
   // (which containes the code size parameters/protection length).
   void ComputeMetricsForCode(CodeType code_type,
                              int code_index) {
-    std::unique_ptr<double[]> prob_weight(new double[kNumLossModels]);
+    rtc::scoped_ptr<double[]> prob_weight(new double[kNumLossModels]);
     memset(prob_weight.get() , 0, sizeof(double) * kNumLossModels);
     MetricsFecCode metrics_code;
     SetMetricsZero(&metrics_code);
@@ -394,7 +393,7 @@
     int num_media_packets = code_params_[code_index].num_media_packets;
     int num_fec_packets = code_params_[code_index].num_fec_packets;
     int tot_num_packets = num_media_packets + num_fec_packets;
-    std::unique_ptr<uint8_t[]> state(new uint8_t[tot_num_packets]);
+    rtc::scoped_ptr<uint8_t[]> state(new uint8_t[tot_num_packets]);
     memset(state.get() , 0, tot_num_packets);
 
     int num_loss_configurations = static_cast<int>(pow(2.0f, tot_num_packets));