relnote: Deprecate --quic_auto_tune_receive_window.

net/quic/crypto/crypto_protocol.h

Index: net/quic/crypto/crypto_protocol.h
diff --git a/net/quic/crypto/crypto_protocol.h b/net/quic/crypto/crypto_protocol.h
index 32be7038769c01c86dbba0e82f1cb2976fb3b6b4..aecb7f86265f5aa0cbac0ccdee8a4781108d5b99 100644
--- a/net/quic/crypto/crypto_protocol.h
+++ b/net/quic/crypto/crypto_protocol.h
@@ -56,20 +56,6 @@ const QuicTag kSRBF = TAG('S', 'R', 'B', 'F');   // Socket receive buffer
 const QuicTag kQBIC = TAG('Q', 'B', 'I', 'C');   // TCP cubic
 
 // Connection options (COPT) values
-const QuicTag kAFCW = TAG('A', 'F', 'C', 'W');   // Auto-tune flow control
-                                                 // receive windows.
-const QuicTag kIFW5 = TAG('I', 'F', 'W', '5');   // Set initial size
-                                                 // of stream flow control
-                                                 // receive window to
-                                                 // 32KB. (2^5 KB).
-const QuicTag kIFW6 = TAG('I', 'F', 'W', '6');   // Set initial size
-                                                 // of stream flow control
-                                                 // receive window to
-                                                 // 64KB. (2^6 KB).
-const QuicTag kIFW7 = TAG('I', 'F', 'W', '7');   // Set initial size
-                                                 // of stream flow control
-                                                 // receive window to
-                                                 // 128KB. (2^7 KB).
 const QuicTag kTBBR = TAG('T', 'B', 'B', 'R');   // Reduced Buffer Bloat TCP
 const QuicTag kRENO = TAG('R', 'E', 'N', 'O');   // Reno Congestion Control
 const QuicTag kBYTE = TAG('B', 'Y', 'T', 'E');   // TCP cubic or reno in bytes