Remove QuicChromiumClientStream::Delegate in favor of async methods.

net/quic/chromium/bidirectional_stream_quic_impl_unittest.cc

Index: net/quic/chromium/bidirectional_stream_quic_impl_unittest.cc
diff --git a/net/quic/chromium/bidirectional_stream_quic_impl_unittest.cc b/net/quic/chromium/bidirectional_stream_quic_impl_unittest.cc
index 2ea276e2b95bf7ef6f98571e9631972eb733499d..ea69e9029997c6e0ef6f2bebea123031494d299e 100644
--- a/net/quic/chromium/bidirectional_stream_quic_impl_unittest.cc
+++ b/net/quic/chromium/bidirectional_stream_quic_impl_unittest.cc
@@ -1716,10 +1716,10 @@ TEST_P(BidirectionalStreamQuicImplTest, SessionClosedBeforeReadData) {
   // Try to send data after OnFailed(), should not get called back.
   scoped_refptr<StringIOBuffer> buf(new StringIOBuffer(kUploadData));
   delegate->SendData(buf, buf->size(), false);
-  base::RunLoop().RunUntilIdle();
 
-  EXPECT_THAT(delegate->ReadData(cb.callback()), IsError(ERR_UNEXPECTED));
-  EXPECT_THAT(delegate->error(), IsError(ERR_UNEXPECTED));
+  EXPECT_THAT(delegate->ReadData(cb.callback()),
+              IsError(ERR_QUIC_PROTOCOL_ERROR));
+  EXPECT_THAT(delegate->error(), IsError(ERR_QUIC_PROTOCOL_ERROR));
   EXPECT_EQ(0, delegate->on_data_read_count());
   EXPECT_EQ(0, delegate->on_data_sent_count());
   EXPECT_EQ(kProtoQUIC, delegate->GetProtocol());