src/vs/workbench/services/extensions/common/abstractExtensionService.ts/AbstractExtensionService/_initializeRunningLocation
class AbstractExtensionService:	protected _initializeRunningLocation(localExtensions: IExtensionDescription[], remoteExtensions: IExtensionDescription[]): void {
		const { runningLocation, maxLocalProcessAffinity, maxLocalWebWorkerAffinity } = this._computeRunningLocation(localExtensions, remoteExtensions, true);
		this._runningLocation = runningLocation;
		this._maxLocalProcessAffinity = maxLocalProcessAffinity;
		this._maxLocalWebWorkerAffinity = maxLocalWebWorkerAffinity;
		this._startExtensionHostsIfNecessary(true, []);
	}