src/vs/workbench/contrib/callHierarchy/browser/callHierarchy.contribution.ts/CallHierarchyController/showIncomingCalls
class CallHierarchyController:	showIncomingCalls(): void {
		this._widget?.updateDirection(CallHierarchyDirection.CallsTo);
		this._ctxDirection.set(CallHierarchyDirection.CallsTo);
	}