Sort the Format_table_autogen.cpp switch case by gl format Bug:angleproject:2358 Change-Id: I8e5baa53239ab0509683114645fed0e769f43764 Reviewed-on: https://chromium-review.googlesource.com/962321 Commit-Queue: Luc Ferron <lucferron@chromium.org> Reviewed-by: Jamie Madill <jmadill@chromium.org>