public void clearComments(Lifespan span, AddressRange range, CommentType commentType) {
		try (LockHold hold = LockHold.lock(lock.writeLock())) {
			for (DBTraceCommentEntry entry : reduce(
				TraceAddressSnapRangeQuery.intersecting(range, span)).values()) {
				if (commentType == null || entry.type == commentType.ordinal()) {
					makeWay(entry, span);
				}
			}
		}
	}
Clear all comments in the given box of the given type

@param span the lifespan fo the box
@param range the address range of the box
@param commentType a comment type to clear, or null to clear all.
Ghidra/Debug/Framework-TraceModeling/src/main/java/ghidra/trace/database/listing/DBTraceCommentAdapter.java