Add Open Network Available metrics to wifi.proto

  // Pno scan metrics

  optional PnoScanMetrics pno_scan_metrics = 76;

  // Histogram of "Connect to Network" notifications.

  // The notification Action should be unset.

  repeated ConnectToNetworkNotificationAndActionCount connect_to_network_notification_count = 77;

  // Histogram of "Connect to Network" notification user actions.

  repeated ConnectToNetworkNotificationAndActionCount connect_to_network_notification_action_count = 78;

  // The number of SSIDs blacklisted from recommendation by the open network

  // notification recommender

  optional int32 open_network_recommender_blacklist_size = 79;

  // Is the available network notification feature turned on

  optional bool is_wifi_networks_available_notification_on = 80;

  // Count of recommendation updates made by the open network notification

  // recommender

  optional int32 num_open_network_recommendation_updates = 81;

  // Count of connection attempts that were initiated unsuccessfully

  optional int32 num_open_network_connect_message_failed_to_send = 82;

}

// Information that gets logged for every WiFi connection.

  // Total number of pno scans that found any network

  optional int32 num_pno_found_network_events = 5;

}

// Number of occurrences for a particular "Connect to Network" Notification or

// notification Action.

message ConnectToNetworkNotificationAndActionCount {

  // "Connect to Network" notifications

  enum Notification {

    // Default

    NOTIFICATION_UNKNOWN = 0;

    // Initial notification with a recommended network.

    NOTIFICATION_RECOMMEND_NETWORK = 1;

    // Notification when connecting to the recommended network.

    NOTIFICATION_CONNECTING_TO_NETWORK = 2;

    // Notification when successfully connected to the network.

    NOTIFICATION_CONNECTED_TO_NETWORK = 3;

    // Notification when failed to connect to network.

    NOTIFICATION_FAILED_TO_CONNECT = 4;

  }

  // "Connect to Network" notification actions

  enum Action {

    // Default

    ACTION_UNKNOWN = 0;

    // User dismissed the "Connect to Network" notification.

    ACTION_USER_DISMISSED_NOTIFICATION = 1;

    // User tapped action button to connect to recommended network.

    ACTION_CONNECT_TO_NETWORK = 2;

    // User tapped action button to open Wi-Fi Settings.

    ACTION_PICK_WIFI_NETWORK = 3;

    // User tapped "Failed to connect" notification to open Wi-Fi Settings.

    ACTION_PICK_WIFI_NETWORK_AFTER_CONNECT_FAILURE = 4;

  }

  // Recommenders of the "Connect to Network" notification

  enum Recommender {

    // Default.

    RECOMMENDER_UNKNOWN = 0;

    // Open Network Available recommender.

    RECOMMENDER_OPEN = 1;

  }

  // Notification Type.

  optional Notification notification = 1;

  // Action Type.

  optional Action action = 2;

  // Recommender Type.

  optional Recommender recommender = 3;

  // Occurrences of this action.

  optional int32 count = 4;

}