src/vs/editor/browser/viewParts/minimap/minimap.ts/Minimap/onLinesDeleted
class Minimap:	public override onLinesDeleted(e: viewEvents.ViewLinesDeletedEvent): boolean {
		if (this._samplingState) {
			const [changeStartIndex, changeEndIndex] = this._samplingState.onLinesDeleted(e);
			if (changeStartIndex <= changeEndIndex) {
				this._actual.onLinesChanged(changeStartIndex + 1, changeEndIndex - changeStartIndex + 1);
			}
			this._shouldCheckSampling = true;
			return true;
		} else {
			return this._actual.onLinesDeleted(e.fromLineNumber, e.toLineNumber);
		}
	}