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

net/tools/quic/quic_spdy_server_stream_test.cc

Index: net/tools/quic/quic_spdy_server_stream_test.cc
diff --git a/net/tools/quic/quic_spdy_server_stream_test.cc b/net/tools/quic/quic_spdy_server_stream_test.cc
index e01569ede7913214ba117ae9fd8f1948e0448bbf..f5bd17fde6b02da76e1e806229171c91d4a98156 100644
--- a/net/tools/quic/quic_spdy_server_stream_test.cc
+++ b/net/tools/quic/quic_spdy_server_stream_test.cc
@@ -115,7 +115,7 @@ class QuicSpdyServerStreamTest : public ::testing::TestWithParam<QuicVersion> {
     // Check if response already exists and matches.
     const QuicInMemoryCache::Response* cached_response =
         cache->GetResponse(request_headers);
-    if (cached_response != NULL) {
+    if (cached_response != nullptr) {
       string cached_response_headers_str, response_headers_str;
       cached_response->headers().DumpToString(&cached_response_headers_str);
       response_headers.DumpToString(&response_headers_str);
@@ -213,8 +213,7 @@ TEST_P(QuicSpdyServerStreamTest, TestSendResponse) {
   response_headers_.ReplaceOrAppendHeader("content-length", "3");
 
   InSequence s;
-  EXPECT_CALL(session_,
-              WritevData(kHeadersStreamId, _, 0, false, _, NULL));
+  EXPECT_CALL(session_, WritevData(kHeadersStreamId, _, 0, false, _, nullptr));
   EXPECT_CALL(session_, WritevData(_, _, _, _, _, _)).Times(1).
       WillOnce(Return(QuicConsumedData(3, true)));
 
@@ -229,8 +228,7 @@ TEST_P(QuicSpdyServerStreamTest, TestSendErrorResponse) {
   response_headers_.ReplaceOrAppendHeader("content-length", "3");
 
   InSequence s;
-  EXPECT_CALL(session_,
-              WritevData(kHeadersStreamId, _, 0, false, _, NULL));
+  EXPECT_CALL(session_, WritevData(kHeadersStreamId, _, 0, false, _, nullptr));
   EXPECT_CALL(session_, WritevData(_, _, _, _, _, _)).Times(1).
       WillOnce(Return(QuicConsumedData(3, true)));