// Copyright 2025 The Chromium Authors
// 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 tabs_pb;
option java_package = "org.chromium.chrome.browser.tabs.proto";

import "chrome/browser/tab/protocol/token.proto";

// Stores the state of a TabStripCollection.
message TabStripCollectionState {
  // Contains information about the window associated with this collection.
  optional string window_tag = 1;

  // Represents the type of tab model.
  // Tied to TabModelType in
  // chrome/browser/android/tab_storage_packager_android.h.
  optional int32 tab_model_type = 2;

  // The storage id of the active tab in the tab strip.
  optional Token active_tab_storage_id = 3;
}