src/vs/workbench/browser/parts/editor/editorGroupView.ts/EditorGroupView/registerListeners
class EditorGroupView:	private registerListeners(): void {

		// Model Events
		this._register(this.model.onDidModelChange(e => this.onDidGroupModelChange(e)));

		// Option Changes
		this._register(this.accessor.onDidChangeEditorPartOptions(e => this.onDidChangeEditorPartOptions(e)));

		// Visibility
		this._register(this.accessor.onDidVisibilityChange(e => this.onDidVisibilityChange(e)));
	}