Make sure that bce creates constants of right type

src/hydrogen-bce.cc

Index: src/hydrogen-bce.cc
diff --git a/src/hydrogen-bce.cc b/src/hydrogen-bce.cc
index b03590e1151f2c38d485534852d10207e3662729..7c81ec145cbd4e73dc289259c369ed234395a4d5 100644
--- a/src/hydrogen-bce.cc
+++ b/src/hydrogen-bce.cc
@@ -261,8 +261,8 @@ class BoundsCheckBbData: public ZoneObject {
     if (index_context == NULL) return false;
 
     Zone* zone = BasicBlock()->zone();
-    HConstant* new_constant = HConstant::New(
-        zone, index_context, new_offset);
+    HConstant* new_constant = HConstant::New(zone, index_context,
+                                             new_offset, representation);
     if (*add == NULL) {
       new_constant->InsertBefore(check);
       (*add) = HAdd::New(zone, index_context, original_value, new_constant);