src/vs/editor/browser/viewParts/viewZones/viewZones.ts/ViewZones/onConfigurationChanged
class ViewZones:	public override onConfigurationChanged(e: viewEvents.ViewConfigurationChangedEvent): boolean {
		const options = this._context.configuration.options;
		const layoutInfo = options.get(EditorOption.layoutInfo);

		this._lineHeight = options.get(EditorOption.lineHeight);
		this._contentWidth = layoutInfo.contentWidth;
		this._contentLeft = layoutInfo.contentLeft;

		if (e.hasChanged(EditorOption.lineHeight)) {
			this._recomputeWhitespacesProps();
		}

		return true;
	}