Cleanup: Use std::mutex for mesh runtime mutexes

Instead of allocating three separate ThreadMutex pointers,
just embed std::mutex into the struct directly.

1 files changed, 1 insertions, 3 deletions

diff --git a/source/blender/blenkernel/intern/object_update.cc b/source/blender/blenkernel/intern/object_update.cc
index f6a765e8809..ceef6404bf0 100644
--- a/source/blender/blenkernel/intern/object_update.cc
+++ b/source/blender/blenkernel/intern/object_update.cc
@@ -373,10 +373,8 @@ void BKE_object_select_update(Depsgraph *depsgraph, Object *object)
   DEG_debug_print_eval(depsgraph, __func__, object->id.name, object);
   if (object->type == OB_MESH && !object->runtime.is_data_eval_owned) {
     Mesh *mesh_input = (Mesh *)object->runtime.data_orig;
-    blender::bke::MeshRuntime *mesh_runtime = mesh_input->runtime;
-    BLI_mutex_lock(static_cast<ThreadMutex *>(mesh_runtime->eval_mutex));
+    std::lock_guard lock{mesh_input->runtime->eval_mutex};
     BKE_object_data_select_update(depsgraph, static_cast<ID *>(object->data));
-    BLI_mutex_unlock(static_cast<ThreadMutex *>(mesh_runtime->eval_mutex));
   }
   else {
     BKE_object_data_select_update(depsgraph, static_cast<ID *>(object->data));