vector-based ICs did not update type feedback counts correctly.

src/objects-printer.cc

Index: src/objects-printer.cc
diff --git a/src/objects-printer.cc b/src/objects-printer.cc
index 83e895108179d1fd83be71580dc2476efe3491d5..02229c708a6d277fc8fc1f3577ee4789e0fccc64 100644
--- a/src/objects-printer.cc
+++ b/src/objects-printer.cc
@@ -481,7 +481,8 @@ void PolymorphicCodeCache::PolymorphicCodeCachePrint(
 
 void TypeFeedbackInfo::TypeFeedbackInfoPrint(std::ostream& os) {  // NOLINT
   HeapObject::PrintHeader(os, "TypeFeedbackInfo");
-  os << " - ic_total_count: " << ic_total_count()
+  os << "feedback_vector: " << Brief(feedback_vector());
+  os << "\n - ic_total_count: " << ic_total_count()

[Jakob Kummerow, 2014/10/14 15:27:20]

nit: no need to repeat "os", just keep streaming (like the lines below)

[mvstanton, 2014/10/16 10:54:14]

Done.

      << ", ic_with_type_info_count: " << ic_with_type_info_count()
      << ", ic_generic_count: " << ic_generic_count() << "\n";
 }