src/vs/platform/userDataSync/common/userDataSyncService.ts/UserDataSyncService/updateConflicts
class UserDataSyncService:	private updateConflicts(synchronizers: IUserDataSynchroniser[]): void {
		const conflicts = this.computeConflicts(synchronizers);
		if (!equals(this._conflicts, conflicts, ([syncResourceA, conflictsA], [syncResourceB, conflictsB]) => syncResourceA === syncResourceA && equals(conflictsA, conflictsB, (a, b) => isEqual(a.previewResource, b.previewResource)))) {
			this._conflicts = this.computeConflicts(synchronizers);
			this._onDidChangeConflicts.fire(conflicts);
		}
	}