remove unused methods: num_early_frames_received() from the shared code which was used by chromium …

net/quic/core/quic_stream_sequencer.cc

Index: net/quic/core/quic_stream_sequencer.cc
diff --git a/net/quic/core/quic_stream_sequencer.cc b/net/quic/core/quic_stream_sequencer.cc
index a55568b24d6a7ac6cecfdc0cfa42914183d7974d..4a6ea832852cba22c30d27d09aad9ecb37d6a6e2 100644
--- a/net/quic/core/quic_stream_sequencer.cc
+++ b/net/quic/core/quic_stream_sequencer.cc
@@ -35,7 +35,6 @@ QuicStreamSequencer::QuicStreamSequencer(ReliableQuicStream* quic_stream,
       blocked_(false),
       num_frames_received_(0),
       num_duplicate_frames_received_(0),
-      num_early_frames_received_(0),
       clock_(clock),
       ignore_read_data_(false) {}
 
@@ -74,10 +73,6 @@ void QuicStreamSequencer::OnStreamFrame(const QuicStreamFrame& frame) {
     return;
   }
 
-  if (byte_offset > buffered_frames_.BytesConsumed()) {
-    ++num_early_frames_received_;
-  }
-
   if (blocked_) {
     return;
   }