Revert of Type Feedback Vector lives in the closure

src/crankshaft/hydrogen.h

Index: src/crankshaft/hydrogen.h
diff --git a/src/crankshaft/hydrogen.h b/src/crankshaft/hydrogen.h
index aff1736d6e6f9378d1b8b930d6c1b6219cfd6833..46bd1d4b1d56800d072325ea0a00b9bc8bd89623 100644
--- a/src/crankshaft/hydrogen.h
+++ b/src/crankshaft/hydrogen.h
@@ -2190,11 +2190,8 @@
   Handle<SharedFunctionInfo> current_shared_info() const {
     return current_info()->shared_info();
   }
-  Handle<JSFunction> current_closure() const {
-    return current_info()->closure();
-  }
   TypeFeedbackVector* current_feedback_vector() const {
-    return current_closure()->feedback_vector();
+    return current_shared_info()->feedback_vector();
   }
   void ClearInlinedTestContext() {
     function_state()->ClearInlinedTestContext();