default T getContaining(long snap, Register register) {
		return getContaining(getTrace().getPlatformManager().getHostPlatform(), snap, register);
	}
Get the unit which completely contains the given register

<p>
This does not descend into structures.

@param snap the snap during which the unit must be alive
@param register the register
@return the unit or {@code unit}
Ghidra/Debug/Framework-TraceModeling/src/main/java/ghidra/trace/model/listing/TraceBaseCodeUnitsView.java