Changed statement ZoneList to a ZoneChunkList

src/parsing/preparser.h

Index: src/parsing/preparser.h
diff --git a/src/parsing/preparser.h b/src/parsing/preparser.h
index 83be879623f3e1819353308c646dec668e9b1b6c..2ad3ee004570a638ce7e27760e0e08420644ab20 100644
--- a/src/parsing/preparser.h
+++ b/src/parsing/preparser.h
@@ -410,7 +410,9 @@ class PreParserList {
   PreParserList() : length_(0), identifiers_(nullptr) {}
   PreParserList* operator->() { return this; }
   void Add(T, Zone* zone);
+  void push_back(T);
   int length() const { return length_; }
+  int size() const { return length_; }
   static PreParserList Null() { return PreParserList(-1); }
   bool IsNull() const { return length_ == -1; }
 
@@ -439,8 +441,19 @@ inline void PreParserList<PreParserExpression>::Add(
   ++length_;
 }
 
+template <>
+inline void PreParserList<PreParserExpression>::push_back(
+    PreParserExpression expression) {
+  UNREACHABLE();
+}
+
+template <typename T>
+void PreParserList<T>::Add(T, Zone*) {
+  ++length_;
+}
+
 template <typename T>
-void PreParserList<T>::Add(T, Zone* zone) {
+void PreParserList<T>::push_back(T) {
   ++length_;
 }
 
@@ -679,8 +692,7 @@ class PreParserFactory {
   }
 
   PreParserStatement NewBlock(ZoneList<const AstRawString*>* labels,
-                              int capacity, bool ignore_completion_value,
-                              int pos) {
+                              bool ignore_completion_value, int pos) {
     return PreParserStatement::Default();
   }