relnote: Deprecate flag quic_disable_pre_32

net/quic/core/quic_protocol.h

Index: net/quic/core/quic_protocol.h
diff --git a/net/quic/core/quic_protocol.h b/net/quic/core/quic_protocol.h
index ce9fd2591bb1bef1ad344decfced4bbef34428cc..1322240e847f900c99ebb33961ba62fb81dd8950 100644
--- a/net/quic/core/quic_protocol.h
+++ b/net/quic/core/quic_protocol.h
@@ -368,8 +368,6 @@ enum QuicVersion {
   // Special case to indicate unknown/unsupported QUIC version.
   QUIC_VERSION_UNSUPPORTED = 0,
 
-  QUIC_VERSION_30 = 30,  // Add server side support of cert transparency.
-  QUIC_VERSION_31 = 31,  // Adds a hash of the client hello to crypto proof.
   QUIC_VERSION_32 = 32,  // FEC related fields are removed from wire format.
   QUIC_VERSION_33 = 33,  // Adds diversification nonces.
   QUIC_VERSION_34 = 34,  // Deprecates entropy, removes private flag from packet
@@ -390,7 +388,7 @@ enum QuicVersion {
 // http://sites/quic/adding-and-removing-versions
 static const QuicVersion kSupportedQuicVersions[] = {
     QUIC_VERSION_36, QUIC_VERSION_35, QUIC_VERSION_34, QUIC_VERSION_33,
-    QUIC_VERSION_32, QUIC_VERSION_31, QUIC_VERSION_30};
+    QUIC_VERSION_32};
 
 typedef std::vector<QuicVersion> QuicVersionVector;
 
@@ -1405,8 +1403,6 @@ class NET_EXPORT_PRIVATE QuicVersionManager {
   const QuicVersionVector& GetSupportedVersions();
 
  private:
-  // FLAGS_quic_disable_pre_32
-  bool disable_pre_32_;
   // FLAGS_quic_disable_pre_34
   bool disable_pre_34_;
   // FLAGS_quic_enable_version_35