src/vs/workbench/contrib/tasks/common/problemCollectors.ts/AbstractProblemCollector/deliverMarkersPerOwnerAndResourceResolved
class AbstractProblemCollector:	private deliverMarkersPerOwnerAndResourceResolved(owner: string, resource: string, markers: Map<string, IMarkerData>, reported: Map<string, number>): void {
		if (markers.size !== reported.get(resource)) {
			const toSet: IMarkerData[] = [];
			markers.forEach(value => toSet.push(value));
			this.markerService.changeOne(owner, URI.parse(resource), toSet);
			reported.set(resource, markers.size);
		}
	}