Replace scoped_ptr with unique_ptr in webrtc/p2p/

webrtc/p2p/base/transport_unittest.cc

Index: webrtc/p2p/base/transport_unittest.cc
diff --git a/webrtc/p2p/base/transport_unittest.cc b/webrtc/p2p/base/transport_unittest.cc
index 15bbe6edcf375eb92566ecd2da8eadd3788fb457..658c143a11f7fbced04172f8b89f026a1a4573b9 100644
--- a/webrtc/p2p/base/transport_unittest.cc
+++ b/webrtc/p2p/base/transport_unittest.cc
@@ -8,6 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
+#include <memory>
+
 #include "webrtc/base/fakesslidentity.h"
 #include "webrtc/base/gunit.h"
 #include "webrtc/base/network.h"
@@ -50,7 +52,7 @@ class TransportTest : public testing::Test,
   }
 
  protected:
-  rtc::scoped_ptr<FakeTransport> transport_;
+  std::unique_ptr<FakeTransport> transport_;
   FakeTransportChannel* channel_;
 };