QUIC - (no behavior change) s/NULL/nullptr/g in .../quic/...

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 00758594ea2a9ba6d77fa42986bee704796f826e..279dcd3a7f511a4a38f72f566e350a101ce911f1 100644
--- a/net/quic/quic_data_stream_test.cc
+++ b/net/quic/quic_data_stream_test.cc
@@ -299,7 +299,7 @@ TEST_P(QuicDataStreamTest, StreamFlowControlBlocked) {
   EXPECT_CALL(*connection_, SendBlocked(kClientDataStreamId1));
   EXPECT_CALL(*session_, WritevData(kClientDataStreamId1, _, _, _, _, _))
       .WillOnce(Return(QuicConsumedData(kWindow, true)));
-  stream_->WriteOrBufferData(body, false, NULL);
+  stream_->WriteOrBufferData(body, false, nullptr);
 
   // Should have sent as much as possible, resulting in no send window left.
   EXPECT_EQ(0u,
@@ -535,7 +535,7 @@ TEST_P(QuicDataStreamTest, StreamFlowControlFinNotBlocked) {
   EXPECT_CALL(*session_, WritevData(kClientDataStreamId1, _, _, _, _, _))
       .WillOnce(Return(QuicConsumedData(0, fin)));
 
-  stream_->WriteOrBufferData(body, fin, NULL);
+  stream_->WriteOrBufferData(body, fin, nullptr);
 }
 
 }  // namespace