Bug 1288566 - Include all possible states in StateName; r=jonco

--HG--
extra : rebase_source : 3e10b55fef34b5d9641c431f1818d08278e34554

js/src/jsgc.cpp

@@ -7602,7 +7602,8 @@ StateName(State state)
         "Mark",
         "Sweep",
         "Finalize",
-        "Compact"
+        "Compact",
+        "Decommit"
     };
     MOZ_ASSERT(ArrayLength(names) == NUM_STATES);
     MOZ_ASSERT(state < NUM_STATES);