Reland 'Additional HandleScopes to limit Handle consumption.'

src/ast.cc

Index: src/ast.cc
diff --git a/src/ast.cc b/src/ast.cc
index 00d01001240acac63c91356ffe00fdda5a96fe3f..93331d5051ca26fe3f1698a5383acc32bf540e5a 100644
--- a/src/ast.cc
+++ b/src/ast.cc
@@ -525,8 +525,10 @@ 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;