[parser] Refactor of Parse*Statement*, part 2

src/parsing/preparser.h

Index: src/parsing/preparser.h
diff --git a/src/parsing/preparser.h b/src/parsing/preparser.h
index daadef33a7deadbc4b56f9b95124e98b843fc2a1..ecc18ad6259b270c314120f5898780c83be09142 100644
--- a/src/parsing/preparser.h
+++ b/src/parsing/preparser.h
@@ -438,6 +438,7 @@ class PreParserStatement {
   PreParserStatement* operator->() { return this; }
 
   PreParserStatementList statements() { return PreParserStatementList(); }
+  void set_scope(Scope* scope) {}
 
  private:
   enum Type {
@@ -771,7 +772,6 @@ class PreParser : public ParserBase<PreParser> {
   Expression ParseAsyncFunctionExpression(bool* ok);
   Statement ParseClassDeclaration(ZoneList<const AstRawString*>* names,
                                   bool default_export, bool* ok);
-  Statement ParseBlock(ZoneList<const AstRawString*>* labels, bool* ok);
   Statement ParseVariableStatement(VariableDeclarationContext var_context,
                                    ZoneList<const AstRawString*>* names,
                                    bool* ok);