void bufferData(int target, data_OR_size, int usage)

Source 

void bufferData(int target, data_OR_size, int usage) {
  if ((usage is int) && (data_OR_size is int) && (target is int)) {
    _blink.BlinkWebGL2RenderingContext.instance
        .bufferData_Callback_3_(this, target, data_OR_size, usage);
    return;
  }
  if ((usage is int) && (data_OR_size is TypedData) && (target is int)) {
    _blink.BlinkWebGL2RenderingContext.instance
        .bufferData_Callback_3_(this, target, data_OR_size, usage);
    return;
  }
  if ((usage is int) &&
      (data_OR_size is ByteBuffer || data_OR_size == null) &&
      (target is int)) {
    _blink.BlinkWebGL2RenderingContext.instance
        .bufferData_Callback_3_(this, target, data_OR_size, usage);
    return;
  }
  throw new ArgumentError("Incorrect number or type of arguments");
}