@interface MPSCNNPoolingL2NormGradient : MPSCNNPoolingGradient - (id)copyWithZone:(struct _NSZone { } *)a0 device:(id)a1; - (id)initWithCoder:(id)a0 device:(id)a1; - (id)initWithDevice:(id)a0 kernelWidth:(unsigned long long)a1 kernelHeight:(unsigned long long)a2 strideInPixelsX:(unsigned long long)a3 strideInPixelsY:(unsigned long long)a4; - (void)encodeWithCoder:(id)a0; @end