Changed statement ZoneList to a ZoneChunkList

src/ast/ast-traversal-visitor.h

Index: src/ast/ast-traversal-visitor.h
diff --git a/src/ast/ast-traversal-visitor.h b/src/ast/ast-traversal-visitor.h
index 38788769073a139d770cb619093ce901f3438e07..66b27359fbbd9fdec11a183bbd091b52f8fcf4bc 100644
--- a/src/ast/ast-traversal-visitor.h
+++ b/src/ast/ast-traversal-visitor.h
@@ -41,7 +41,7 @@ class AstTraversalVisitor : public AstVisitor<Subclass> {
 
   // Iteration left-to-right.
   void VisitDeclarations(ZoneList<Declaration*>* declarations);
-  void VisitStatements(ZoneList<Statement*>* statements);
+  void VisitStatements(ZoneChunkList<Statement*>* statements);
 
 // Individual nodes
 #define DECLARE_VISIT(type) void Visit##type(type* node);
@@ -113,11 +113,10 @@ void AstTraversalVisitor<Subclass>::VisitDeclarations(
 
 template <class Subclass>
 void AstTraversalVisitor<Subclass>::VisitStatements(
-    ZoneList<Statement*>* stmts) {
-  for (int i = 0; i < stmts->length(); ++i) {
-    Statement* stmt = stmts->at(i);
-    RECURSE(Visit(stmt));
-    if (stmt->IsJump()) break;
+    ZoneChunkList<Statement*>* statements) {
+  for (auto statement : *statements) {
+    RECURSE(Visit(statement));
+    if (statement->IsJump()) break;
   }
 }
 
@@ -203,7 +202,7 @@ void AstTraversalVisitor<Subclass>::VisitSwitchStatement(
       Expression* label = clause->label();
       RECURSE(Visit(label));
     }
-    ZoneList<Statement*>* stmts = clause->statements();
+    ZoneChunkList<Statement*>* stmts = clause->statements();
     RECURSE(VisitStatements(stmts));
   }
 }