Revert of Refactor SharedFunctionInfo::IsBuiltin.

src/ast/prettyprinter.h

Index: src/ast/prettyprinter.h
diff --git a/src/ast/prettyprinter.h b/src/ast/prettyprinter.h
index fdc079ca0719937880006f6387cd6b4601b2c76a..b56c834893268e42697fb4f9595e8f4fc309fa2b 100644
--- a/src/ast/prettyprinter.h
+++ b/src/ast/prettyprinter.h
@@ -15,7 +15,7 @@
 
 class CallPrinter final : public AstVisitor<CallPrinter> {
  public:
-  explicit CallPrinter(Isolate* isolate, bool is_user_js);
+  explicit CallPrinter(Isolate* isolate, bool is_builtin);
 
   // The following routine prints the node with position |position| into a
   // string.
@@ -38,7 +38,7 @@
   int position_;  // position of ast node to print
   bool found_;
   bool done_;
-  bool is_user_js_;
+  bool is_builtin_;
 
   DEFINE_AST_VISITOR_SUBCLASS_MEMBERS();