Definition
Web Neural Network API defines MLPool2dOptions
dictionary MLPool2dOptions : MLOperatorOptions {
  sequence<[EnforceRange] unsigned long> windowDimensions;
  sequence<[EnforceRange] unsigned long> padding;
  sequence<[EnforceRange] unsigned long> strides;
  sequence<[EnforceRange] unsigned long> dilations;
  MLInputOperandLayout layout = "nchw";
  MLRoundingType outputShapeRounding = "floor";
  sequence<[EnforceRange] unsigned long> outputSizes;
};