Clears all cached per-period and warning state.
Declared in <versionbits.h>
[[requires_capability(0x7fb95ce98538), requires_capability(0x7fb95e080db8), requires_capability(0x7fb985779428), requires_capability(0x7fb97abdc9b8), requires_capability(0x7fb96b806ca8), requires_capability(0x7fb95b58a2e8), requires_capability(0x7fb956399118)]]
void
Clear();