Vector ICs: Allow for more IC kinds.

src/globals.h

Index: src/globals.h
diff --git a/src/globals.h b/src/globals.h
index 0e30a9468890cbca262bb992a4e5fddf2bba0fa2..1d65fd110cb099eeb81618172822ce1f2115aee4 100644
--- a/src/globals.h
+++ b/src/globals.h
@@ -581,11 +581,7 @@ enum InlineCacheState {
   // A generic handler is installed and no extra typefeedback is recorded.
   GENERIC,
   // Special state for debug break or step in prepare stubs.
-  DEBUG_STUB,
-  // Type-vector-based ICs have a default state, with the full calculation
-  // of IC state only determined by a look at the IC and the typevector
-  // together.
-  DEFAULT
+  DEBUG_STUB
 };