Remove unused 'needs_init' member of ParsingResult

src/parsing/parser-base.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_PARSING_PARSER_BASE_H
 #define V8_PARSING_PARSER_BASE_H
 
 #include "src/ast/scopes.h"
 #include "src/bailout-reason.h"
 #include "src/hashmap.h"
@@ skipping 443 matching lines @@
         *visit_mode = ForEachStatement::ENUMERATE;
       }
       return true;
     } else if (CheckContextualKeyword(CStrVector("of"))) {
       *visit_mode = ForEachStatement::ITERATE;
       return true;
     }
     return false;
   }
 
+  bool PeekInOrOf() {
+    return peek() == Token::IN || PeekContextualKeyword(CStrVector("of"));
+  }
+
   // Checks whether an octal literal was last seen between beg_pos and end_pos.
   // If so, reports an error. Only called for strict mode and template strings.
   void CheckOctalLiteral(int beg_pos, int end_pos,
                          MessageTemplate::Template message, bool* ok) {
     Scanner::Location octal = scanner()->octal_position();
     if (octal.IsValid() && beg_pos <= octal.beg_pos &&
         octal.end_pos <= end_pos) {
       ReportMessageAt(octal, message);
       scanner()->clear_octal_position();
       *ok = false;
@@ skipping 2904 matching lines @@
       return;
     }
     has_seen_constructor_ = true;
     return;
   }
 }
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_PARSING_PARSER_BASE_H