Deprecating FLAGS_quic_attach_ack_notifiers_to_packets.

net/quic/quic_protocol.cc

Index: net/quic/quic_protocol.cc
diff --git a/net/quic/quic_protocol.cc b/net/quic/quic_protocol.cc
index fe7959e1d46d6d3971d90eee23e6eaad63453c24..5f83af77931f56fdbfd24b053d89e24e8c0475df 100644
--- a/net/quic/quic_protocol.cc
+++ b/net/quic/quic_protocol.cc
@@ -101,29 +101,22 @@ QuicPublicResetPacket::QuicPublicResetPacket(
       nonce_proof(0),
       rejected_sequence_number(0) {}
 
-QuicStreamFrame::QuicStreamFrame()
-    : stream_id(0),
-      fin(false),
-      offset(0),
-      notifier(nullptr) {}
+QuicStreamFrame::QuicStreamFrame() : stream_id(0), fin(false), offset(0) {
+}
 
 QuicStreamFrame::QuicStreamFrame(const QuicStreamFrame& frame)
     : stream_id(frame.stream_id),
       fin(frame.fin),
       offset(frame.offset),
-      data(frame.data),
-      notifier(frame.notifier) {
+      data(frame.data) {
 }
 
 QuicStreamFrame::QuicStreamFrame(QuicStreamId stream_id,
                                  bool fin,
                                  QuicStreamOffset offset,
                                  IOVector data)
-    : stream_id(stream_id),
-      fin(fin),
-      offset(offset),
-      data(data),
-      notifier(nullptr) {}
+    : stream_id(stream_id), fin(fin), offset(offset), data(data) {
+}
 
 string* QuicStreamFrame::GetDataAsString() const {
   string* data_string = new string();