Additional HandleScopes to limit Handle consumption.

src/ast.cc

Index: src/ast.cc
diff --git a/src/ast.cc b/src/ast.cc
index c9e4c0f21974a8983024e4bc0b4f1415cccc87e1..aabb8c7bd7ec80c364f3a9aac27d48aa412db297 100644
--- a/src/ast.cc
+++ b/src/ast.cc
@@ -540,8 +540,10 @@ void ArrayLiteral::BuildConstantElements(Isolate* isolate) {
         depth_acc = m_literal->depth() + 1;
       }
     }
-    Handle<Object> boilerplate_value = GetBoilerplateValue(element, isolate);
 
+    // New handle scope here, needs to be after BuildContants().
+    HandleScope scope(isolate);
+    Handle<Object> boilerplate_value = GetBoilerplateValue(element, isolate);
     if (boilerplate_value->IsTheHole()) {
       is_holey = true;
       continue;