Minor cleanup of QUIC MockConnection and PacketSavingConnection

net/quic/quic_data_stream_test.cc

Index: net/quic/quic_data_stream_test.cc
diff --git a/net/quic/quic_data_stream_test.cc b/net/quic/quic_data_stream_test.cc
index 3e46aceca9a323a29406b9fa87f470969190596d..5fee3b2792e23486ae422ac3b357a4075a2337fe 100644
--- a/net/quic/quic_data_stream_test.cc
+++ b/net/quic/quic_data_stream_test.cc
@@ -27,7 +27,6 @@ namespace net {
 namespace test {
 namespace {
 
-const QuicGuid kGuid = 42;
 const QuicGuid kStreamId = 3;
 const bool kIsServer = true;
 const bool kShouldProcessData = true;
@@ -91,10 +90,8 @@ class QuicDataStreamTest : public ::testing::TestWithParam<bool> {
   }
 
   void Initialize(bool stream_should_process_data) {
-    connection_ = new testing::StrictMock<MockConnection>(
-        kGuid, IPEndPoint(), kIsServer);
-    session_.reset(new testing::StrictMock<MockSession>(
-        connection_, kIsServer));
+    connection_ = new StrictMock<MockConnection>(kIsServer);
+    session_.reset(new StrictMock<MockSession>(connection_, kIsServer));
     stream_.reset(new TestStream(kStreamId, session_.get(),
                                  stream_should_process_data));
     stream2_.reset(new TestStream(kStreamId + 2, session_.get(),