Revert "Make protobuf enums canonical for ReadState/WriteState/ConnectState."

extensions/common/api/cast_channel/logging.proto

-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-syntax = "proto2";
-
-option optimize_for = LITE_RUNTIME;
-
-package extensions.core_api.cast_channel.proto;
-
-enum EventType {
-  EVENT_TYPE_UNKNOWN = 0;
-  CAST_SOCKET_CREATED = 1;
-  READY_STATE_CHANGED = 2;
-  CONNECTION_STATE_CHANGED = 3;
-  READ_STATE_CHANGED = 4;
-  WRITE_STATE_CHANGED = 5;
-  ERROR_STATE_CHANGED = 6;
-  CONNECT_FAILED = 7;
-  TCP_SOCKET_CONNECT = 8;  // Logged with RV.
-  TCP_SOCKET_SET_KEEP_ALIVE = 9;
-  SSL_CERT_WHITELISTED = 10;
-  SSL_SOCKET_CONNECT = 11;  // Logged with RV.
-  SSL_INFO_OBTAINED = 12;
-  DER_ENCODED_CERT_OBTAIN = 13;  // Logged with RV.
-  RECEIVED_CHALLENGE_REPLY = 14;
-  AUTH_CHALLENGE_REPLY = 15;
-  CONNECT_TIMED_OUT = 16;
-  SEND_MESSAGE_FAILED = 17;
-  MESSAGE_ENQUEUED = 18;   // Message
-  SOCKET_WRITE = 19;       // Logged with RV.
-  MESSAGE_WRITTEN = 20;    // Message
-  SOCKET_READ = 21;        // Logged with RV.
-  MESSAGE_READ = 22;       // Message
-  NOTIFY_ON_MESSAGE = 23;  // Message
-  NOTIFY_ON_ERROR = 24;
-  SOCKET_CLOSED = 25;
-}
-
-enum ChannelAuth {
-  // SSL over TCP.
-  SSL = 1;
-  // SSL over TCP with challenge and receiver signature verification.
-  SSL_VERIFIED = 2;
-}
-
-enum ReadyState {
-  READY_STATE_NONE = 1;
-  READY_STATE_CONNECTING = 2;
-  READY_STATE_OPEN = 3;
-  READY_STATE_CLOSING = 4;
-  READY_STATE_CLOSED = 5;
-}
-
-enum ConnectionState {
-  CONN_STATE_NONE = 1;
-  CONN_STATE_TCP_CONNECT = 2;
-  CONN_STATE_TCP_CONNECT_COMPLETE = 3;
-  CONN_STATE_SSL_CONNECT = 4;
-  CONN_STATE_SSL_CONNECT_COMPLETE = 5;
-  CONN_STATE_AUTH_CHALLENGE_SEND = 6;
-  CONN_STATE_AUTH_CHALLENGE_SEND_COMPLETE = 7;
-  CONN_STATE_AUTH_CHALLENGE_REPLY_COMPLETE = 8;
-}
-
-enum ReadState {
-  READ_STATE_NONE = 1;
-  READ_STATE_READ = 2;
-  READ_STATE_READ_COMPLETE = 3;
-  READ_STATE_DO_CALLBACK = 4;
-  READ_STATE_ERROR = 5;
-}
-
-enum WriteState {
-  WRITE_STATE_NONE = 1;
-  WRITE_STATE_WRITE = 2;
-  WRITE_STATE_WRITE_COMPLETE = 3;
-  WRITE_STATE_DO_CALLBACK = 4;
-  WRITE_STATE_ERROR = 5;
-}
-
-enum ErrorState {
-  CHANNEL_ERROR_NONE = 1;
-  CHANNEL_ERROR_CHANNEL_NOT_OPEN = 2;
-  CHANNEL_ERROR_AUTHENTICATION_ERROR = 3;
-  CHANNEL_ERROR_CONNECT_ERROR = 4;
-  CHANNEL_ERROR_SOCKET_ERROR = 5;
-  CHANNEL_ERROR_TRANSPORT_ERROR = 6;
-  CHANNEL_ERROR_INVALID_MESSAGE = 7;
-  CHANNEL_ERROR_INVALID_CHANNEL_ID = 8;
-  CHANNEL_ERROR_CONNECT_TIMEOUT = 9;
-  CHANNEL_ERROR_UNKNOWN = 10;
-}
-
-enum ChallengeReplyErrorType {
-  CHALLENGE_REPLY_ERROR_NONE = 1;
-  CHALLENGE_REPLY_ERROR_PEER_CERT_EMPTY = 2;
-  CHALLENGE_REPLY_ERROR_WRONG_PAYLOAD_TYPE = 3;
-  CHALLENGE_REPLY_ERROR_NO_PAYLOAD = 4;
-  CHALLENGE_REPLY_ERROR_PAYLOAD_PARSING_FAILED = 5;
-  CHALLENGE_REPLY_ERROR_MESSAGE_ERROR = 6;
-  CHALLENGE_REPLY_ERROR_NO_RESPONSE = 7;
-  CHALLENGE_REPLY_ERROR_FINGERPRINT_NOT_FOUND = 8;
-  CHALLENGE_REPLY_ERROR_NSS_CERT_PARSING_FAILED = 9;
-  CHALLENGE_REPLY_ERROR_NSS_CERT_NOT_SIGNED_BY_TRUSTED_CA = 10;
-  CHALLENGE_REPLY_ERROR_NSS_CANNOT_EXTRACT_PUBLIC_KEY = 11;
-  CHALLENGE_REPLY_ERROR_NSS_SIGNED_BLOBS_MISMATCH = 12;
-}
-
-message SocketEvent {
-  // Required
-  optional EventType type = 1;
-  optional int64 timestamp_micros = 2;
-
-  optional string details = 3;
-
-  optional int32 net_return_value = 4;
-
-  optional string message_namespace = 5;
-
-  optional ReadyState ready_state = 6;
-  optional ConnectionState connection_state = 7;
-  optional ReadState read_state = 8;
-  optional WriteState write_state = 9;
-  optional ErrorState error_state = 10;
-
-  optional ChallengeReplyErrorType challenge_reply_error_type = 11;
-  optional int32 nss_error_code = 12;
-}
-
-message AggregatedSocketEvent {
-  optional int32 id = 1;
-  optional int32 endpoint_id = 2;
-  optional ChannelAuth channel_auth_type = 3;
-  repeated SocketEvent socket_event = 4;
-  optional int64 bytes_read = 5;
-  optional int64 bytes_written = 6;
-}
-
-message Log {
-  // Each AggregatedSocketEvent represents events recorded for a socket.
-  repeated AggregatedSocketEvent aggregated_socket_event = 1;
-
-  // Number of socket log entries evicted by the logger due to size constraints.
-  optional int32 num_evicted_aggregated_socket_events = 2;
-
-  // Number of event log entries evicted by the logger due to size constraints.
-  optional int32 num_evicted_socket_events = 3;
-}