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

webrtc/modules/rtp_rtcp/source/rtp_format_vp9_unittest.cc

Index: webrtc/modules/rtp_rtcp/source/rtp_format_vp9_unittest.cc
diff --git a/webrtc/modules/rtp_rtcp/source/rtp_format_vp9_unittest.cc b/webrtc/modules/rtp_rtcp/source/rtp_format_vp9_unittest.cc
index f9514ad4bdb7bf53a325b1d6f0ad2d898cfe01f8..5bbafe459d22d8c8aea0d8e0ddf43a30b72b93f0 100644
--- a/webrtc/modules/rtp_rtcp/source/rtp_format_vp9_unittest.cc
+++ b/webrtc/modules/rtp_rtcp/source/rtp_format_vp9_unittest.cc
@@ -8,7 +8,6 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include <memory>
 #include <vector>
 
 #include "testing/gmock/include/gmock/gmock.h"
@@ -77,7 +76,7 @@
                          const RTPVideoHeaderVP9& expected,
                          size_t expected_hdr_length,
                          size_t expected_length) {
-  std::unique_ptr<RtpDepacketizer> depacketizer(new RtpDepacketizerVp9());
+  rtc::scoped_ptr<RtpDepacketizer> depacketizer(new RtpDepacketizerVp9());
   RtpDepacketizer::ParsedPayload parsed;
   ASSERT_TRUE(depacketizer->Parse(&parsed, packet, expected_length));
   EXPECT_EQ(kRtpVideoVp9, parsed.type.Video.codec);
@@ -128,12 +127,12 @@
     expected_.InitRTPVideoHeaderVP9();
   }
 
-  std::unique_ptr<uint8_t[]> packet_;
-  std::unique_ptr<uint8_t[]> payload_;
+  rtc::scoped_ptr<uint8_t[]> packet_;
+  rtc::scoped_ptr<uint8_t[]> payload_;
   size_t payload_size_;
   size_t payload_pos_;
   RTPVideoHeaderVP9 expected_;
-  std::unique_ptr<RtpPacketizerVp9> packetizer_;
+  rtc::scoped_ptr<RtpPacketizerVp9> packetizer_;
 
   void Init(size_t payload_size, size_t packet_size) {
     payload_.reset(new uint8_t[payload_size]);
@@ -470,7 +469,7 @@
   }
 
   RTPVideoHeaderVP9 expected_;
-  std::unique_ptr<RtpDepacketizer> depacketizer_;
+  rtc::scoped_ptr<RtpDepacketizer> depacketizer_;
 };
 
 TEST_F(RtpDepacketizerVp9Test, ParseBasicHeader) {