PositionOptions.maximumAge property is a positive
long value indicating the maximum age in milliseconds of a possible
cached position that is acceptable to return. If set to
0, it means that
the device cannot use a cached position and must attempt to retrieve the real current
position. If set to
the device must return a cached position regardless of its age.
positionOptions.maximumAge = timeLength
The definition of 'PositionOptions.maximumAge' in that specification.
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