src/vs/editor/common/viewModel/viewModelLines.ts/ViewModelLinesFromModelAsIs/getViewLinesIndentGuides
class ViewModelLinesFromModelAsIs:	public getViewLinesIndentGuides(viewStartLineNumber: number, viewEndLineNumber: number): number[] {
		const viewLineCount = viewEndLineNumber - viewStartLineNumber + 1;
		const result = new Array<number>(viewLineCount);
		for (let i = 0; i < viewLineCount; i++) {
			result[i] = 0;
		}
		return result;
	}