[Sync] Create new top-level sync/ directory

chrome/browser/sync/protocol/client_debug_info.proto

-// Copyright (c) 2012 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.
-//
-// Common sync protocol for encrypted data.
-
-syntax = "proto2";
-
-option optimize_for = LITE_RUNTIME;
-option retain_unknown_fields = true;
-
-package sync_pb;
-
-// The additional info here is from SyncerStatus. They get sent when the event
-// SYNC_CYCLE_COMPLETED  is sent.
-message SyncCycleCompletedEventInfo {
-  // optional bool syncer_stuck = 1; // Was always false, now obsolete.
-
-  // The client has never set these values correctly.  It set
-  // num_blocking_conflicts to the total number of conflicts detected and set
-  // num_non_blocking_conflicts to the number of blocking (aka. simple)
-  // conflicts.
-  //
-  // These counters have been deprecated to avoid further confusion.  The newer
-  // counters provide more detail and are less buggy.
-  optional int32 num_blocking_conflicts = 2 [deprecated = true];
-  optional int32 num_non_blocking_conflicts = 3 [deprecated = true];
-
-  // These new conflict counters replace the ones above.
-  optional int32 num_encryption_conflicts = 4;
-  optional int32 num_hierarchy_conflicts = 5;
-  optional int32 num_simple_conflicts = 6;
-  optional int32 num_server_conflicts = 7;
-}
-
-message DebugEventInfo {
-  // These events are sent by |SyncManager| class. Note: In the code they each
-  // of these events have some additional info but we are not sending them to
-  // server.
-  enum EventType {
-    CONNECTION_STATUS_CHANGE = 1; // Connection status change. Note this
-                                  // gets generated even during a successful
-                                  // connection.
-    UPDATED_TOKEN = 2; // Client received an updated token.
-    PASSPHRASE_REQUIRED = 3; // Cryptographer needs passphrase.
-    PASSPHRASE_ACCEPTED = 4; // Passphrase was accepted by cryptographer.
-    INITIALIZATION_COMPLETE = 5; // Sync Initialization is complete.
-
-    // |STOP_SYNCING_PERMANENTLY| event should never be seen by the server in
-    // the absence of bugs.
-    STOP_SYNCING_PERMANENTLY = 6; // Server sent stop syncing permanently.
-
-    ENCRYPTED_TYPES_CHANGED = 9; // Set of encrypted types has changed.
-    ENCRYPTION_COMPLETE = 7; // Client has finished encrypting all data.
-    ACTIONABLE_ERROR = 8; // Client received an actionable error.
-    BOOTSTRAP_TOKEN_UPDATED = 9;  // A new cryptographer bootstrap token was
-                                  // generated.
-  }
-  optional EventType type = 1;
-  optional SyncCycleCompletedEventInfo sync_cycle_completed_event_info = 2;
-}
-
-message DebugInfo {
-  repeated DebugEventInfo events = 1;
-
-  // Whether cryptographer is ready to encrypt and decrypt data.
-  optional bool cryptographer_ready = 2;
-
-  // Cryptographer has pending keys which indicates the correct passphrase
-  // has not been provided yet.
-  optional bool cryptographer_has_pending_keys = 3;
-
-  // Indicates client has dropped some events to save bandwidth.
-  optional bool events_dropped = 4;
-}