Version 5.3.332.12 (cherry-pick)

include/v8.h

Index: include/v8.h
diff --git a/include/v8.h b/include/v8.h
index 9eddbb71c5fdbb6611f90c2eb1f9f79091172042..c62a1fd0cab997dad126f9457522d8754747c63d 100644
--- a/include/v8.h
+++ b/include/v8.h
@@ -3259,6 +3259,7 @@ class PropertyCallbackInfo {
 
 typedef void (*FunctionCallback)(const FunctionCallbackInfo<Value>& info);
 
+enum class ConstructorBehavior { kThrow, kAllow };
 
 /**
  * A JavaScript function object (ECMA-262, 15.3).
@@ -3269,10 +3270,10 @@ class V8_EXPORT Function : public Object {
    * Create a function in the current execution context
    * for a given FunctionCallback.
    */
-  static MaybeLocal<Function> New(Local<Context> context,
-                                  FunctionCallback callback,
-                                  Local<Value> data = Local<Value>(),
-                                  int length = 0);
+  static MaybeLocal<Function> New(
+      Local<Context> context, FunctionCallback callback,
+      Local<Value> data = Local<Value>(), int length = 0,
+      ConstructorBehavior behavior = ConstructorBehavior::kAllow);
   static V8_DEPRECATE_SOON(
       "Use maybe version",
       Local<Function> New(Isolate* isolate, FunctionCallback callback,
@@ -4487,7 +4488,8 @@ class V8_EXPORT FunctionTemplate : public Template {
   static Local<FunctionTemplate> New(
       Isolate* isolate, FunctionCallback callback = 0,
       Local<Value> data = Local<Value>(),
-      Local<Signature> signature = Local<Signature>(), int length = 0);
+      Local<Signature> signature = Local<Signature>(), int length = 0,
+      ConstructorBehavior behavior = ConstructorBehavior::kAllow);
 
   /** Get a template included in the snapshot by index. */
   static Local<FunctionTemplate> FromSnapshot(Isolate* isolate, size_t index);