src/vs/workbench/contrib/search/common/searchModel.ts/RangeHighlightDecorations/doHighlightRange
class RangeHighlightDecorations:	private doHighlightRange(model: ITextModel, range: Range) {
		this.removeHighlightRange();
		this._decorationId = model.deltaDecorations([], [{ range: range, options: RangeHighlightDecorations._RANGE_HIGHLIGHT_DECORATION }])[0];
		this.setModel(model);
	}