Convert v8::Value::To* to use MaybeLocal

src/api.h

Index: src/api.h
diff --git a/src/api.h b/src/api.h
index ee0765e78c3ef987048b6a284dd6bcbc0b8e29ef..fa8682bf572079558491ee7cba95e44e55ea73b3 100644
--- a/src/api.h
+++ b/src/api.h
@@ -319,6 +319,18 @@ inline v8::Local<T> ToApiHandle(
 }
 
 
+template <class T>
+inline bool ToLocal(v8::internal::MaybeHandle<v8::internal::Object> maybe,
+                    Local<T>* local) {
+  v8::internal::Handle<v8::internal::Object> handle;
+  if (maybe.ToHandle(&handle)) {
+    *local = Utils::Convert<v8::internal::Object, T>(handle);
+    return true;
+  }
+  return false;
+}
+
+
 // Implementations of ToLocal
 
 #define MAKE_TO_LOCAL(Name, From, To)                                       \