ES6 Classes: Remove tracking of super construct calls.

src/objects.h

Index: src/objects.h
diff --git a/src/objects.h b/src/objects.h
index e1287088b3495cee1bcc698527f4754c0e70b63a..ca6c938d47bb729905d9241c1a03404467bf06c1 100644
--- a/src/objects.h
+++ b/src/objects.h
@@ -6912,9 +6912,6 @@ class SharedFunctionInfo: public HeapObject {
   // This is needed to set up the [[HomeObject]] on the function instance.
   DECL_BOOLEAN_ACCESSORS(uses_super_property)
 
-  // Indicates that this function uses the super constructor.
-  DECL_BOOLEAN_ACCESSORS(uses_super_constructor_call)
-
   // True if the function has any duplicated parameter names.
   DECL_BOOLEAN_ACCESSORS(has_duplicate_parameters)
 
@@ -7199,7 +7196,6 @@ class SharedFunctionInfo: public HeapObject {
     kStrongModeFunction,
     kUsesArguments,
     kUsesSuperProperty,
-    kUsesSuperConstructorCall,
     kHasDuplicateParameters,
     kNative,
     kInlineBuiltin,