src/vs/workbench/contrib/preferences/browser/keybindingsEditorContribution.ts/DefineKeybindingController/_createKeybindingWidgetRenderer
class DefineKeybindingController:	private _createKeybindingWidgetRenderer(): void {
		if (!this._keybindingWidgetRenderer) {
			this._keybindingWidgetRenderer = this._instantiationService.createInstance(KeybindingWidgetRenderer, this._editor);
		}
	}