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 c75dd58b9fea1cc0af19a7e742ad83a0a66a96c6..2eba6c95133cff07bf2406ada814379dff42c9a7 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();