Remove unused 'needs_init' member of ParsingResult

src/parsing/parser-base.h

Index: src/parsing/parser-base.h
diff --git a/src/parsing/parser-base.h b/src/parsing/parser-base.h
index c11381672aa6f705745ea9c6fc6fcfc090a30eda..83c8375197db75ad352b8bbb98a3fd587825ac3c 100644
--- a/src/parsing/parser-base.h
+++ b/src/parsing/parser-base.h
@@ -461,6 +461,10 @@ class ParserBase : public Traits {
     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,