method GPUSupportedFeatures.prototype.forEachGPUSupportedFeatures.prototype.forEach(callbackfn: (value: GPUFeatureName,value2: GPUFeatureName,set: Set<GPUFeatureName>,) => void,thisArg?: any,): voidDeprecatedParameterscallbackfn: (value: GPUFeatureName,value2: GPUFeatureName,set: Set<GPUFeatureName>,) => voidoptionalthisArg: anyReturn Typevoid