UnityEditor.TreeViewForAudioMixerGroup.TreeViewDataSourceForMixers.BuildSubTree C# (CSharp) Method

            private TreeViewItem BuildSubTree(AudioMixerController controller)
            {
                AudioMixerGroupController masterGroup = controller.masterGroup;
                TreeViewItem item = new TreeViewItem(masterGroup.GetInstanceID(), 0, base.m_RootItem, masterGroup.name) {
                    userData = masterGroup
                };
                this.AddChildrenRecursive(masterGroup, item);
                return item;
            }