src/vs/workbench/api/common/extHostTextEditor.ts/ExtHostTextEditorOptions/_setCursorStyle
class ExtHostTextEditorOptions:	private _setCursorStyle(value: TextEditorCursorStyle) {
		if (this._cursorStyle === value) {
			// nothing to do
			return;
		}
		this._cursorStyle = value;
		this._warnOnError('setCursorStyle', this._proxy.$trySetOptions(this._id, {
			cursorStyle: value
		}));
	}