src/vs/editor/common/viewLayout/viewLayout.ts/ViewLayout/setMaxLineWidth
class ViewLayout:	public setMaxLineWidth(maxLineWidth: number): void {
		const scrollDimensions = this._scrollable.getScrollDimensions();
		// const newScrollWidth = ;
		this._scrollable.setScrollDimensions(new EditorScrollDimensions(
			scrollDimensions.width,
			this._computeContentWidth(maxLineWidth),
			scrollDimensions.height,
			scrollDimensions.contentHeight
		));

		// The height might depend on the fact that there is a horizontal scrollbar or not
		this._updateHeight();
	}