Fixed typo with matrix name in loop fusion stats script.
Fixed typo with matrix name in loop fusion stats script.

Monotone-Parent: 09a3a728f9ec80e0c12c5569fda55bcdbba0bf82
Monotone-Revision: c81b85cce13b1a180293e06b26937be4780f4c8c

FrancisRussell/desola,FrancisRussell/desola,FrancisRussell/desola