Remove stl_util's deletion functions from remaining quic code.

net/tools/quic/quic_client_session.cc

Index: net/tools/quic/quic_client_session.cc
diff --git a/net/tools/quic/quic_client_session.cc b/net/tools/quic/quic_client_session.cc
index e84d85bcbf36e65ededd4e75e0b41baa7c97b634..bf9f0ed6e4dddb4bfb36d5e837297e604a346db2 100644
--- a/net/tools/quic/quic_client_session.cc
+++ b/net/tools/quic/quic_client_session.cc
@@ -31,7 +31,7 @@ QuicClientSession::QuicClientSession(
 QuicClientSession::~QuicClientSession() {}
 
 void QuicClientSession::Initialize() {
-  crypto_stream_.reset(CreateQuicCryptoStream());
+  crypto_stream_ = CreateQuicCryptoStream();
   QuicClientSessionBase::Initialize();
 }
 
@@ -124,8 +124,9 @@ QuicSpdyStream* QuicClientSession::CreateIncomingDynamicStream(
   return stream;
 }
 
-QuicCryptoClientStreamBase* QuicClientSession::CreateQuicCryptoStream() {
-  return new QuicCryptoClientStream(
+std::unique_ptr<QuicCryptoClientStreamBase>
+QuicClientSession::CreateQuicCryptoStream() {
+  return base::MakeUnique<QuicCryptoClientStream>(
       server_id_, this, new ProofVerifyContextChromium(0, NetLogWithSource()),
       crypto_config_, this);
 }