Improve ledger-report-redo buffer type checking.
Improve ledger-report-redo buffer type checking.

jwakely/ledger,paulbdavis/ledger,jwakely/ledger,jwakely/ledger,duncanmortimer/ledger,ledger/ledger,afh/ledger,jwakely/ledger,duncanmortimer/ledger,afh/ledger,duncanmortimer/ledger,ledger/ledger,afh/ledger,duncanmortimer/ledger,afh/ledger,paulbdavis/ledger,ledger/ledger,duncanmortimer/ledger,jwakely/ledger,duncanmortimer/ledger,afh/ledger,duncanmortimer/ledger,paulbdavis/ledger,paulbdavis/ledger,paulbdavis/ledger,ledger/ledger,ledger/ledger,paulbdavis/ledger,jwakely/ledger,jwakely/ledger,paulbdavis/ledger