Re-write many calls to WrapUnique() with MakeUnique()

remoting/protocol/transport_context.cc

Index: remoting/protocol/transport_context.cc
diff --git a/remoting/protocol/transport_context.cc b/remoting/protocol/transport_context.cc
index feef7a710e259fbf37952b72ffcc394ac6f22dec..a4a1c87b2e0dcf5445de9c471d32a395bfd6c071 100644
--- a/remoting/protocol/transport_context.cc
+++ b/remoting/protocol/transport_context.cc
@@ -31,7 +31,7 @@ namespace protocol {
 scoped_refptr<TransportContext> TransportContext::ForTests(TransportRole role) {
   jingle_glue::JingleThreadWrapper::EnsureForCurrentMessageLoop();
   return new protocol::TransportContext(
-      nullptr, base::WrapUnique(new protocol::ChromiumPortAllocatorFactory()),
+      nullptr, base::MakeUnique<protocol::ChromiumPortAllocatorFactory>(),
       nullptr, protocol::NetworkSettings(
                    protocol::NetworkSettings::NAT_TRAVERSAL_OUTGOING),
       role);