LibJS: Convert Heap::allocate{,_without_realm}() to NonnullGCPtr

Author: https://github.com/linusg
Commit: 22089436ed
Pull-request: https://github.com/SerenityOS/serenity/pull/16498
Reviewed-by: https://github.com/trflynn89 ✅

Userland/Libraries/LibJS/Runtime/DataView.cpp

@@ -10,7 +10,7 @@ namespace JS {
 
 NonnullGCPtr<DataView> DataView::create(Realm& realm, ArrayBuffer* viewed_buffer, size_t byte_length, size_t byte_offset)
 {
-    return *realm.heap().allocate<DataView>(realm, viewed_buffer, byte_length, byte_offset, *realm.intrinsics().data_view_prototype());
+    return realm.heap().allocate<DataView>(realm, viewed_buffer, byte_length, byte_offset, *realm.intrinsics().data_view_prototype());
 }
 
 DataView::DataView(ArrayBuffer* viewed_buffer, size_t byte_length, size_t byte_offset, Object& prototype)