Optional aInstancePtr: objectA run time mechanism for interface discovery.
NS_OK if the interface is supported by the associated instance, NS_NOINTERFACE if it is not.
aInstancePtr must not be null.
[in] A requested interface IID
[out] A pointer to an interface pointer to receive the result.
Set the datetime to the provided value, or the local now. The internal value will store the local timezone.
Note: The metric's time_unit affects the resolution of the value, not the unit of this function's parameter (which is always PRTime/nanos).
The (optional) time value as PRTime (nanoseconds since epoch). Defaults to local now.
Test-only API
Gets the currently stored value as an integer.
This function will attempt to await the last parent-process task (if any) writing to the the metric's storage engine before returning a value. This function will not wait for data from child processes.
This doesn't clear the stored value. Parent process only. Panics in child processes.
value of the stored metric as a JS Date with timezone, or undefined if there is no value.
The (optional) name of the ping to retrieve the metric
for. Defaults to the first value in send_in_pings.
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Increases the reference count for this interface. The associated instance will not be deleted unless the reference count is returned to zero.
Returns
The resulting reference count.