src/vs/base/browser/ui/grid/gridview.ts/GridView/distributeViewSizes
class GridView:	distributeViewSizes(location?: GridLocation): void {
		if (!location) {
			this.root.distributeViewSizes(true);
			return;
		}

		const [, node] = this.getNode(location);

		if (!(node instanceof BranchNode)) {
			throw new Error('Invalid location');
		}

		node.distributeViewSizes();
		this.trySet2x2();
	}