Re-added missing return in HInferRepresentation::TryChange.

It mysteriously disappeared about 800 revisions ago... :-} Thanks to Jakob for spotting this!

Review URL: http://codereview.chromium.org/8574036

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@10005 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/hydrogen.cc

@@ -1678,7 +1678,7 @@ Representation HInferRepresentation::TryChange(HValue* value) {
   }
 
   // Prefer unboxing over boxing, the latter is more expensive.
-  if (tagged_count > non_tagged_count) Representation::None();
+  if (tagged_count > non_tagged_count) return Representation::None();
 
   // Prefer Integer32 over Double, if possible.
   if (int32_count > 0 && value->IsConvertibleToInteger()) {