Create EXPECT_QUIC_BUG macro, and modify QUIC tests to use it.

net/quic/core/quic_stream_sequencer_test.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/quic/core/quic_stream_sequencer.h"
 
 #include <algorithm>
 #include <cstdint>
 #include <memory>
 #include <utility>
@@ skipping 530 matching lines @@
   OnFrame(9, "jklmnopqrstuvwxyz");
 
   // Peek into the data.  Only the first chunk should be readable because of the
   // missing data.
   vector<string> expected{"abc"};
   ASSERT_TRUE(VerifyReadableRegions(expected));
 
   // Now, attempt to mark consumed more data than was readable and expect the
   // stream to be closed.
   EXPECT_CALL(stream_, Reset(QUIC_ERROR_PROCESSING_STREAM));
-  EXPECT_DFATAL(sequencer_->MarkConsumed(4),
-                "Invalid argument to MarkConsumed."
-                " expect to consume: 4, but not enough bytes available.");
+  EXPECT_QUIC_BUG(sequencer_->MarkConsumed(4),
+                  "Invalid argument to MarkConsumed."
+                  " expect to consume: 4, but not enough bytes available.");
 }
 
 TEST_F(QuicStreamSequencerTest, MarkConsumedWithMissingPacket) {
   InSequence s;
   EXPECT_CALL(stream_, OnDataAvailable());
 
   OnFrame(0, "abc");
   OnFrame(3, "def");
   // Missing packet: 6, ghi.
   OnFrame(9, "jkl");
@@ skipping 96 matching lines @@
   EXPECT_EQ(timestamp, t1);
   QuicStreamSequencerTest::ConsumeData(3);
   EXPECT_EQ(0u, NumBufferedBytes());
   EXPECT_EQ(6u, sequencer_->NumBytesConsumed());
   EXPECT_EQ(0u, sequencer_->NumBytesBuffered());
 }
 
 }  // namespace
 }  // namespace test
 }  // namespace net