LibJS: Stop fetching GlobalObject from target's realm in ArrayBuffer

A function object's realm is not necessarily non-null (like when called
via the Reflect API), so we can't blindly dereference it. Instead use
the object's own GlobalObject.

1 files changed, 1 insertions, 1 deletions

diff --git a/Userland/Libraries/LibJS/Runtime/ArrayBufferConstructor.cpp b/Userland/Libraries/LibJS/Runtime/ArrayBufferConstructor.cpp
index 21e4ca444f..ac1e9f8500 100644
--- a/Userland/Libraries/LibJS/Runtime/ArrayBufferConstructor.cpp
+++ b/Userland/Libraries/LibJS/Runtime/ArrayBufferConstructor.cpp
@@ -65,7 +65,7 @@ static ThrowCompletionOr<Optional<size_t>> get_array_buffer_max_byte_length_opti
 // 1.2.1 ArrayBuffer ( length [, options ] ), https://tc39.es/proposal-resizablearraybuffer/#sec-arraybuffer-constructor
 ThrowCompletionOr<Object*> ArrayBufferConstructor::construct(FunctionObject& new_target)
 {
-    auto& global_object = new_target.realm()->global_object();
+    auto& global_object = this->global_object();
     auto& vm = this->vm();
 
     // 1. If NewTarget is undefined, throw a TypeError exception.