Move to a new home.


git-svn-id: svn://svn.valgrind.org/vex/trunk@22 8f6e269a-dfd6-0310-a8e1-e2731360e62c
diff --git a/backend/ir_defs.h b/include/ir_defs.h
similarity index 100%
rename from backend/ir_defs.h
rename to include/ir_defs.h