Disable QuicSpdyStreamTest.HeadersAccumulatorNullptr in Chrome.

This test still fails on a number of platforms even with
https://quiche.googlesource.com/quiche/+/a040f0978bbeffbaca4d31833fc5d6382d12ee2e,
so I'm reverting that commit and disabling the test altogether in Chrome.

PiperOrigin-RevId: 424228080

quic/core/http/quic_spdy_stream_test.cc

diff --git a/quic/core/http/quic_spdy_stream_test.cc b/quic/core/http/quic_spdy_stream_test.cc
index 1ed9f1e..3bbb271 100644
--- a/quic/core/http/quic_spdy_stream_test.cc
+++ b/quic/core/http/quic_spdy_stream_test.cc
@@ -3424,7 +3424,8 @@
   EXPECT_EQ(size - 1, size_with_context);
 }
 
-TEST_P(QuicSpdyStreamTest, HeadersAccumulatorNullptr) {
+TEST_P(QuicSpdyStreamTest,
+       QUIC_TEST_DISABLED_IN_CHROME(HeadersAccumulatorNullptr)) {
   if (!UsesHttp3()) {
     return;
   }
@@ -3445,7 +3446,7 @@
   EXPECT_CALL(*connection_, CloseConnection(_, _, _));
   bool result = true;
   EXPECT_QUIC_BUG(result = QuicSpdyStreamPeer::OnHeadersFrameEnd(stream_),
-                  "OnHeadersFrameEnd");
+                  "b215142466_OnHeadersFrameEnd.: 1$");
   EXPECT_FALSE(result);
 }